小学数学方程式题目100道题，急求！！！

Question

小学数学方程式题目，不用写出答案，就写方程式的算式题，如：x-780=315 4.5x=9
5分之2x-2=6 （我又没有问答案，这只是老师布置的一百道题目，管我什么事？我不希望有些人什么不懂又在自言自语！）另外希望不要太复杂 可以有分数的

Answer 1

100（1-x）=81
5x=60
4x=60
32x=72
16x=48
1/4x=4
1/5x=5
320-x=160
90-2x=40
8x=1000
9x=55
80-4x=20
60(1-x)=120
55-5x=5
78-9x=12-6
999(1+x)=1000
y-8+98=44
5x=45-5
8w+34=42
7b+58=72
44x=4444 5%x=100 50%+6x=30
100（1-x）=81
5x=60
4x=60
32x=72
16x=48
1/4x=4
1/5x=5
320-x=160
90-2x=40
8x=1000
9x=55
80-4x=20
60(1-x)=120
55-5x=5
78-9x=12-6
999(1+x)=1000
3x+4x=35
5x=45-5
5x-3x=16
250+x=286
45x=720
4*5x=280
x+0.25x=25
0.5x=4
8x=2*12
8+x=13
23x=46
1.2+x=10
3+8x=19
x-4.3=6.2
40x=4
12x+8*4=32
5x-3.26=0.4
3x-6=21
3.6+5x=43.6
x-5=8
4.2x+x=4.8
56-4x=24
6x+18x=48
2x(x-5)=18
x+6.7=14.9
3+x\5=7
3.2x-1.2=45.2
2x-3*3=5
4x+15x=38
8x-5x=24
4*(2.5+x)=20
12\2x=24
8x-4*12=0
99-3x=90
18-7+6x=53
5x+18*6=128
7x+5=61
125x+875=1000
5*7.2-7x=1
8*3+0.5x=25
9.2x-1.2x=7.6
4x-5\0.2=0
0.1*72-15x=57x
24*(0.5x-8)=1.2
x-3.75=3.75
0.5x-0.5=3.5
87-x=43
4x=68
x\8=32
2x-3=5
80-2x=70
5x+15=8x
40x=70
35-x=8
3x-18=6
5x+8=38
6x-35=13
95+15-x=60
72-3x=60
40.5-2.3x=24.4
4x-3=25
4x-25=3
4x=35+1
25-4x=1
4x=25-1
25+4x=1
(x+40.5)*6=474
474-40.5*6=6x
474\(x+40.5)=6
474\6-x=40.5
2x+0.9+x=30.5
30.5-x=2x+0.9
3x=30.5-0.9
(30.5+0.9)\x=3
4x+13=365
4x-13=365
4x=365+13
4x-365=13
2x+0.4=3.6
15x+5=50
44x=4444
5%x=100
50%+6x=30
9x-20.5=24.5
9(x-3)=3(x+9)

100（1-x）=81
5x=60
4x=60
32x=72
16x=48
1/4x=4
1/5x=5
320-x=160
90-2x=40
8x=1000
9x=55
80-4x=20
60(1-x)=120
55-5x=5
78-9x=12-6
999(1+x)=1000
3x+4x=35
5x=45-5
5x-3x=16
250+x=286
45x=720
4*5x=280
x+0.25x=25
0.5x=4
8x=2*12
8+x=13
23x=46
1.2+x=10
3+8x=19
x-4.3=6.2
40x=4
12x+8*4=32
5x-3.26=0.4
3x-6=21
3.6+5x=43.6
x-5=8
4.2x+x=4.8
56-4x=24
6x+18x=48
2x(x-5)=18
x+6.7=14.9
3+x\5=7
3.2x-1.2=45.2
2x-3*3=5
4x+15x=38
8x-5x=24
4*(2.5+x)=20
12\2x=24
8x-4*12=0
99-3x=90
18-7+6x=53
5x+18*6=128
7x+5=61
125x+875=1000
5*7.2-7x=1
8*3+0.5x=25
9.2x-1.2x=7.6
4x-5\0.2=0
0.1*72-15x=57x
24*(0.5x-8)=1.2
x-3.75=3.75
0.5x-0.5=3.5
87-x=43
4x=68
x\8=32
2x-3=5
80-2x=70
5x+15=8x
40x=70
35-x=8
3x-18=6
5x+8=38
6x-35=13
95+15-x=60
72-3x=60
40.5-2.3x=24.4
4x-3=25
4x-25=3
4x=35+1
25-4x=1
4x=25-1
25+4x=1
(x+40.5)*6=474
474-40.5*6=6x
474\(x+40.5)=6
474\6-x=40.5
2x+0.9+x=30.5
30.5-x=2x+0.9
3x=30.5-0.9
(30.5+0.9)\x=3
4x+13=365
4x-13=365
4x=365+13
4x-365=13
2x+0.4=3.6
15x+5=50
44x=4444
5%x=100
50%+6x=30
9x-20.5=24.5

100（1-x）=81
5x=60
4x=60
32x=72
16x=48
1/4x=4
1/5x=5
320-x=160
90-2x=40
8x=1000
9x=55
80-4x=20
60(1-x)=120
55-5x=5
78-9x=12-6
999(1+x)=1000
247x+114=37
71x+3=124
40x+61=223
35x+103=171
239x+51=119
187x+255=67
135x+203=15
83x+151=219
31x+99=167
235x+47=115
183x+251=63
131x+199=11
79x+147=215
79x+199=116
137x+43=111
179x+247=59
127x+195=7
74x+142=210
22x+90=158
226x+38=106
174x+242=54
122x+190=2
70x+138=206
71x+191=107
128x+34=102
170x+238=50
118x+186=254
66x+134=202
14x+82=150
218x+30=98
166x+234=46
163x+24=190
198x+78=93
57x+172=78
146x+214=26
94x+162=230
42x+110=178
42x+162=79
100x+6=74
142x+210=22
90x+158=226
38x+106=174
242x+54=122
239x+100=10
17x+153=169
133x+248=154
221x+33=101
222x+86=2
23x+185=253
65x+133=201
13x+81=149
217x+29=97
218x+82=254
19x+181=249
61x+129=197
9x+77=145
6x+123=33
41x+177=193
156x+15=177
245x+57=125
245x+110=26
47x+209=21
89x+157=225
37x+105=173
37x+157=74
95x+1=69
137x+205=17
134x+251=161
169x+48=64
28x+143=49
169x+33=206
227x+133=201
13x+81=149
217x+29=97
214x+74=240
248x+128=144
107x+222=128
249x+113=29
50x+212=24
145x+9=181
202x+108=176
244x+56=124
241x+102=12
20x+156=172
135x+250=156
20x+141=57
78x+240=52
120x+188=256
120x+241=157
178x+84=152
13x+130=40
48x+184=199
163x+22=184
48x+168=85
106x+12=80
197x+58=224
232x+112=127
91x+206=112
232x+96=13
34x+196=8
128x+248=165
186x+92=160
21x+138=48
55x+191=207
171x+30=192
56x+176=92
113x+19=87
208x+72=244
9x+171=239
100x+217=127
135x+15=31
47x+214=224
245x+151=219
80x+197=107
115x+251=11
230x+89=251
115x+236=152
173x+79=147
11x+132=48
69x+231=43
160x+21=187
195x+75=90
106x+17=28
49x+211=23
143x+7=180
250x+205=115
123x+3=18
34x+201=212
233x+139=207
68x+185=95
103x+238=254
14x+181=192
213x+119=187
51x+171=88
158x+112=22
30x+166=182
198x+109=119
140x+46=114
235x+99=15
85x+40=206
214x+94=110
126x+37=47
117x+72=238
246x+126=142
157x+69=79
100x+6=74
194x+59=231
45x+256=166
174x+54=70
85x+253=7
80x+39=211
232x+138=206
67x+184=94
154x+86=206
123x+144=50
167x+28=194
254x+186=50
223x+244=150
14x+134=51
121x+76=242
250x+129=145
161x+72=83
156x+114=31
101x+56=221
229x+109=125
141x+52=62
132x+87=253
5x+141=157
173x+84=94
168x+126=42
112x+67=233
241x+121=137
153x+64=74
148x+106=22
92x+47=213
221x+101=117
132x+44=54
124x+79=245
253x+133=149
164x+76=86
159x+118=34
104x+59=225
233x+113=128
144x+55=66
139x+97=14
84x+39=205
9x+197=61
234x+255=161
22x+139=49
109x+41=161
130x+203=214
28x+239=149
157x+36=52
68x+235=246
63x+21=194
8x+218=128
136x+16=32
48x+215=225
39x+250=160
221x+153=17
242x+59=69
139x+94=4
12x+148=164
180x+91=101
174x+133=49
119x+74=240
44x+232=97
62x+132=136
196x+128=249
165x+186=92
212x+77=249
63x+18=184
244x+176=40
9x+82=93
163x+118=28
88x+20=140
106x+176=180
240x+172=36
209x+230=136
256x+120=37
107x+62=228
32x+220=84
53x+126=137
207x+162=71
132x+64=184
149x+219=223
28x+216=80
49x+122=132
202x+157=67
127x+60=180
149x+222=232
46x+1=167
227x+159=24
245x+59=63
123x+55=176
144x+218=228
42x+253=163
223x+155=20
244x+62=72
142x+97=7
67x+255=119
85x+155=159
219x+151=15
240x+57=68
138x+93=3
63x+251=115
84x+157=168
238x+193=103
163x+95=215
181x+251=255
59x+247=111
80x+153=164
234x+189=98
159x+91=211
180x+253=7
77x+32=198
52x+33=251
159x+45=3
21x+143=251
249x+139=108
26x+190=194
254x+186=51
16x+86=90
203x+187=156
74x+238=242
98x+83=52
226x+134=138
247x+228=190
99x+240=198
167x+240=251
65x+20=186
42x+27=251
170x+78=82
142x+74=194
160x+230=234
38x+226=90
59x+132=143
213x+168=78
138x+70=190
208x+74=183
128x+222=86
52x+121=125
186x+118=238
207x+24=34
104x+59=225
82x+66=35
209x+117=121
181x+114=234
199x+13=17
77x+9=130
98x+172=182
48x+56=70
15x+109=230
195x+9=13
73x+5=126
应该够了吧 给点分把 穷人不容易呀

Answer 2

1.x+28=30 2.3x+5=14 3.2x+3=12 4.x+3=100 5.5x+3x=80
6.4x=100 7.125x=1000 8.x+100=200 9.5x+3=8 10.2x*5=100
11.11x=121 12.12x=144 13.13x=39 14.8x=32 15.58x=116
16.32x=96 17.24+4x=125 18.3x+6=18 19.9x=81 20.5x+4=54
21.10y+3=203 22.8y=64 23.3y=3 24.5y=55 25.6y+5y=11
26.25y=1000 27.18y=36 28.16y+9=25 29.35y+3=73 30.16y+4y=60
31.19y+6=44 32.28y=56 33.100y=10000 34.99y=99 35.99y=198
36.43y+1=44 37.19+5y=29 38.30+30y=60 39.46y+3=95 40.23y+65=88
41.97-z=18 42.63-2z=61 43.63z-63=0 44.35z=70 45.23z-5=18
46.45z=90 47.63z-50=6.5 48.37z-30=7 49.19z+78=116 50.24z+18z=84
51.100（1-x）=81 52.5x=60 53.4x=60 54.32x=72 55.16x=48
56.1/4x=4 57.1/5x=5 58.320-x=160 59.90-2x=40 60.8x=1000
61.9x=55 62.80-4x=20 63.60(1-x)=120 64.55-5x=5 65.78-9x=12-6
66.y-8+98=44 67.5x=45-5 68.8w+34=42 69.7b+58=72 70.44x=4444
71.5%x=100 72. 50%+6x=30 73.100（1-x）=81 74.5x=60 75.4x=60
76.32x=72 77.16x=48 78.1/4x=4 79.1/5x=5 80.320-x=160
81.90-2x=40 82.8x=1000 83.9x=55 84.80-4x=20 85.360(1-x)=120
86.55-5x=5 87.78-9x=12-6 88.999(1+x)=1000 89.3x+4x=3 90.5x=45-5
91.5x-3x=10 92.250+x=286 93.45x=720 94.4*5x=280 95.x+0.25x=25
96.0.5x=4 97.8x=2*12 98.8+x=13 99.23x=46 100.1.2+x=10
上面如果有重复的，从下面再选： 3+8x=19
x-4.3=6.2
40x=4
12x+8*4=32
5x-3.26=0.4
3x-6=21
3.6+5x=43.6
x-5=8
4.2x+x=4.8
56-4x=24
6x+18x=48
2x(x-5)=18
x+6.7=14.9
3+x\5=7
3.2x-1.2=45.2
2x-3*3=5
4x+15x=38
8x-5x=24
4*(2.5+x)=20
12\2x=24
8x-4*12=0
99-3x=90
18-7+6x=53
5x+18*6=128
7x+5=61
125x+875=1000
5*7.2-7x=1
8*3+0.5x=25
9.2x-1.2x=7.6
4x-5\0.2=0
0.1*72-15x=57x
24*(0.5x-8)=1.2
x-3.75=3.75
0.5x-0.5=3.5
87-x=43
4x=68
x\8=32
2x-3=5
80-2x=70
5x+15=8x
40x=70
35-x=8
3x-18=6
5x+8=38
6x-35=13
95+15-x=60
72-3x=60
40.5-2.3x=24.4
4x-3=25
4x-25=3
4x=35+1
25-4x=1
4x=25-1
25+4x=1
(x+40.5)*6=474
474-40.5*6=6x
474\(x+40.5)=6
474\6-x=40.5
2x+0.9+x=30.5
30.5-x=2x+0.9
这些应该够吧，这么多，累死我了

Answer 3

100（1-x）=81
5x=60
4x=60
32x=72
16x=48
1/4x=4
1/5x=5
320-x=160
90-2x=40
8x=1000
9x=55
80-4x=20
60(1-x)=120
55-5x=5
78-9x=12-6
999(1+x)=1000
y-8+98=44
5x=45-5
8w+34=42
7b+58=72
44x=4444 5%x=100 50%+6x=30
100（1-x）=81
5x=60
4x=60
32x=72
16x=48
1/4x=4
1/5x=5
320-x=160
90-2x=40
8x=1000
9x=55
80-4x=20
60(1-x)=120
55-5x=5
78-9x=12-6
999(1+x)=1000
3x+4x=35
5x=45-5
5x-3x=16
250+x=286
45x=720
4*5x=280
x+0.25x=25
0.5x=4
8x=2*12
8+x=13
23x=46
1.2+x=10
3+8x=19
x-4.3=6.2
40x=4
12x+8*4=32
5x-3.26=0.4
3x-6=21
3.6+5x=43.6
x-5=8
4.2x+x=4.8
56-4x=24
6x+18x=48
2x(x-5)=18
x+6.7=14.9
3+x\5=7
3.2x-1.2=45.2
2x-3*3=5
4x+15x=38
8x-5x=24
4*(2.5+x)=20
12\2x=24
8x-4*12=0
99-3x=90
18-7+6x=53
5x+18*6=128
7x+5=61
125x+875=1000
5*7.2-7x=1
8*3+0.5x=25
9.2x-1.2x=7.6
4x-5\0.2=0
0.1*72-15x=57x
24*(0.5x-8)=1.2
x-3.75=3.75
0.5x-0.5=3.5
87-x=43
4x=68
x\8=32
2x-3=5
80-2x=70
5x+15=8x
40x=70
35-x=8
3x-18=6
5x+8=38
6x-35=13
95+15-x=60
72-3x=60
40.5-2.3x=24.4
4x-3=25
4x-25=3
4x=35+1
25-4x=1
4x=25-1
25+4x=1
(x+40.5)*6=474
474-40.5*6=6x
474\(x+40.5)=6
474\6-x=40.5
2x+0.9+x=30.5
30.5-x=2x+0.9
3x=30.5-0.9
(30.5+0.9)\x=3
4x+13=365
4x-13=365
4x=365+13
4x-365=13
2x+0.4=3.6
15x+5=50
44x=4444
5%x=100
50%+6x=30
9x-20.5=24.5
9(x-3)=3(x+9)
1.X/（1+32%）=29
2. 18-150%X=7.5
3. 3X+60%X=25分之8
3X+5X=48 14X-8X=12 6*5+2X=44

20X-50=50 28+6X=88 32-22X=10

24-3X=3 10X*（5+1）=60 99X=100-X

X+3=18 X-6=12 56-2X=20

4y+2=6 x+32=76 3x+6=18

16+8x=40 2x-8=8 4x-3*9=29

8x-3x=105 x-6*5=42 x+5=7

2x+3=10 12x-9x=9 6x+18=48

56x-50x=30 5x=15 78-5x=28

32y-29=3 5x+5=15 89x-9=80

100-20x=20 55x-25x=60 76y-75=1

23y-23=23 4x-20=0 80y+20=100

53x-90=16 2x+9x=11 12y-12=24

80+5x=100 7x-8=6 65x+35=100

19y+y=40 25-5x=15 79y+y=80

42x+28x=140 3x-1=8 90y-90=90

80y-90=70 78y+2y=160 88-x=80

9-4x=1 20x=40 65y-30=100

51y-y=100 85y+1=-86 45x-50=40本回答被提问者采纳

Answer 4

100（1-x）=81
5x=60
4x=60
32x=72
16x=48
1/4x=4
1/5x=5
320-x=160
90-2x=40
8x=1000
9x=55
80-4x=20
60(1-x)=120
55-5x=5
78-9x=12-6
999(1+x)=1000
y-8+98=44
5x=45-5
8w+34=42
7b+58=72
44x=4444 5%x=100 50%+6x=30
100（1-x）=81
5x=60
4x=60
32x=72
16x=48
1/4x=4
1/5x=5
320-x=160
90-2x=40
8x=1000
9x=55
80-4x=20
60(1-x)=120
55-5x=5
78-9x=12-6
999(1+x)=1000
3x+4x=35
5x=45-5
5x-3x=16
250+x=286
45x=720
4*5x=280
x+0.25x=25
0.5x=4
8x=2*12
8+x=13
23x=46
1.2+x=10
3+8x=19
x-4.3=6.2
40x=4
12x+8*4=32
5x-3.26=0.4
3x-6=21
3.6+5x=43.6
x-5=8
4.2x+x=4.8
56-4x=24
6x+18x=48
2x(x-5)=18
x+6.7=14.9
3+x\5=7
3.2x-1.2=45.2
2x-3*3=5
4x+15x=38
8x-5x=24
4*(2.5+x)=20
12\2x=24
8x-4*12=0
99-3x=90
18-7+6x=53
5x+18*6=128
7x+5=61
125x+875=1000
5*7.2-7x=1
8*3+0.5x=25
9.2x-1.2x=7.6
4x-5\0.2=0
0.1*72-15x=57x
24*(0.5x-8)=1.2
x-3.75=3.75
0.5x-0.5=3.5
87-x=43
4x=68
x\8=32
2x-3=5
80-2x=70
5x+15=8x
40x=70
35-x=8
3x-18=6
5x+8=38
6x-35=13
95+15-x=60
72-3x=60
40.5-2.3x=24.4
4x-3=25
4x-25=3
4x=35+1
25-4x=1
4x=25-1
25+4x=1
(x+40.5)*6=474
474-40.5*6=6x
474\(x+40.5)=6
474\6-x=40.5
2x+0.9+x=30.5
30.5-x=2x+0.9
3x=30.5-0.9
(30.5+0.9)\x=3
4x+13=365
4x-13=365
4x=365+13
4x-365=13
2x+0.4=3.6
15x+5=50
44x=4444
5%x=100
50%+6x=30
9x-20.5=24.5
9(x-3)=3(x+9)
1.X/（1+32%）=29
2. 18-150%X=7.5
3. 3X+60%X=25分之8
3X+5X=48 14X-8X=12 6*5+2X=44
100（1-x）=81
5x=60
4x=60
32x=72
16x=48
1/4x=4
1/5x=5
320-x=160
90-2x=40
8x=1000
9x=55
80-4x=20
60(1-x)=120
55-5x=5
78-9x=12-6
999(1+x)=1000
3x+4x=35
5x=45-5
5x-3x=16
250+x=286
45x=720
4*5x=280
x+0.25x=25
0.5x=4
8x=2*12
8+x=13
23x=46
1.2+x=10
3+8x=19
x-4.3=6.2
40x=4
12x+8*4=32
5x-3.26=0.4
3x-6=21
3.6+5x=43.6
x-5=8
4.2x+x=4.8
56-4x=24
6x+18x=48
2x(x-5)=18
x+6.7=14.9
3+x\5=7
3.2x-1.2=45.2
2x-3*3=5
4x+15x=38
8x-5x=24
4*(2.5+x)=20
12\2x=24
8x-4*12=0
99-3x=90
18-7+6x=53
5x+18*6=128
7x+5=61
125x+875=1000
5*7.2-7x=1
8*3+0.5x=25
9.2x-1.2x=7.6
4x-5\0.2=0
0.1*72-15x=57x
24*(0.5x-8)=1.2
x-3.75=3.75
0.5x-0.5=3.5
87-x=43
4x=68
x\8=32
2x-3=5
80-2x=70
5x+15=8x
40x=70
35-x=8
3x-18=6
5x+8=38
6x-35=13
95+15-x=60
72-3x=60
40.5-2.3x=24.4
4x-3=25
4x-25=3
4x=35+1
25-4x=1
4x=25-1
25+4x=1
(x+40.5)*6=474
474-40.5*6=6x
474\(x+40.5)=6
474\6-x=40.5
2x+0.9+x=30.5
30.5-x=2x+0.9
3x=30.5-0.9
(30.5+0.9)\x=3
4x+13=365
4x-13=365
4x=365+13
4x-365=13
2x+0.4=3.6
15x+5=50
44x=4444
5%x=100
50%+6x=30
9x-20.5=24.5

Answer 5

100（1-x）=81
5x=60
4x=60
32x=72
16x=48
1/4x=4
1/5x=5
320-x=160
90-2x=40
8x=1000
9x=55
80-4x=20
60(1-x)=120
55-5x=5
78-9x=12-6
999(1+x)=1000
y-8+98=44
5x=45-5
8w+34=42
7b+58=72
44x=4444 5%x=100 50%+6x=30
100（1-x）=81
5x=60
4x=60
32x=72
16x=48
1/4x=4
1/5x=5
320-x=160
90-2x=40
8x=1000
9x=55
80-4x=20
60(1-x)=120
55-5x=5
78-9x=12-6
999(1+x)=1000
3x+4x=35
5x=45-5
5x-3x=16
250+x=286
45x=720
4*5x=280
x+0.25x=25
0.5x=4
8x=2*12
8+x=13
23x=46
1.2+x=10
3+8x=19
x-4.3=6.2
40x=4
12x+8*4=32
5x-3.26=0.4
3x-6=21
3.6+5x=43.6
x-5=8
4.2x+x=4.8
56-4x=24
6x+18x=48
2x(x-5)=18
x+6.7=14.9
3+x\5=7
3.2x-1.2=45.2
2x-3*3=5
4x+15x=38
8x-5x=24
4*(2.5+x)=20
12\2x=24
8x-4*12=0
99-3x=90
18-7+6x=53
5x+18*6=128
7x+5=61
125x+875=1000
5*7.2-7x=1
8*3+0.5x=25
9.2x-1.2x=7.6
4x-5\0.2=0
0.1*72-15x=57x
24*(0.5x-8)=1.2
x-3.75=3.75
0.5x-0.5=3.5
87-x=43
4x=68
x\8=32
2x-3=5
80-2x=70
5x+15=8x
40x=70
35-x=8
3x-18=6
5x+8=38
6x-35=13
95+15-x=60
72-3x=60
40.5-2.3x=24.4
4x-3=25
4x-25=3
4x=35+1
25-4x=1
4x=25-1
25+4x=1
(x+40.5)*6=474
474-40.5*6=6x
474\(x+40.5)=6
474\6-x=40.5
2x+0.9+x=30.5
30.5-x=2x+0.9
3x=30.5-0.9
(30.5+0.9)\x=3
4x+13=365
4x-13=365
4x=365+13
4x-365=13
2x+0.4=3.6
15x+5=50
44x=4444
5%x=100
50%+6x=30
9x-20.5=24.5
9(x-3)=3(x+9)
1.X/（1+32%）=29
2. 18-150%X=7.5
3. 3X+60%X=25分之8
3X+5X=48 14X-8X=12 6*5+2X=44

20X-50=50 28+6X=88 32-22X=10

24-3X=3 10X*（5+1）=60 99X=100-X

X+3=18 X-6=12 56-2X=20

4y+2=6 x+32=76 3x+6=18

16+8x=40 2x-8=8 4x-3*9=29

8x-3x=105 x-6*5=42 x+5=7

2x+3=10 12x-9x=9 6x+18=48

56x-50x=30 5x=15 78-5x=28

32y-29=3 5x+5=15 89x-9=80

100-20x=20 55x-25x=60 76y-75=1

23y-23=23 4x-20=0 80y+20=100

53x-90=16 2x+9x=11 12y-12=24

80+5x=100 7x-8=6 65x+35=100

19y+y=40 25-5x=15 79y+y=80

42x+28x=140 3x-1=8 90y-90=90

80y-90=70 78y+2y=160 88-x=80

9-4x=1 20x=40 65y-30=100

51y-y=100 85y+1=-86 45x-50=40