第1个回答 2021-12-06
5x一3(x+9)=5
5x-3x一27=5
2x=5+27
2x=32
x=32÷2
x=16
第2个回答 2020-12-16
5x-3(x+9)=5
5x-3x-27=5
2x=5+27
2x=32
x=32÷2
x=16
第3个回答 2022-01-19
解:方程为5x-3(x+9)=5,5x-3x-3×9=5,2x-27=5,2x=27+5,2x=32,x=32÷2,得:x=16
下图为解常微分方程的过程,请参考
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/b3b7d0a20cf431ad9ef07dab5936acaf2edd9805?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/77094b36acaf2eddf9d3777b9f1001e939019305?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/a2cc7cd98d1001e9671e2a9daa0e7bec54e79705?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
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第4个回答 2022-01-03
解:解方程,此方程的解为x = 16
5x - 3(x + 9) = 5
5x - 3x - 3 × 9 = 5
2x - 27 = 5
2x = 5 + 27
2x = 32
x = 32 ÷ 2
x = 32 × 1/2
x = 32/2
x = (16×2)/2
∴x = 16
答:此方程的解为x = 16