作业帮2(x+3)/5=3/2x-2(x-7)/3 怎么算?
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2(x+3)/5=3/2x-2(x-7)/3 怎么算?
2(x+3)/5=3/2x-2(x-7)/3 怎么算?
2(x+3)/5=3/2x-2(x-7)/3 怎么算?
2(x+3)/5=3/2x-2(x-7)/3
12(x+3)=45x-20(x-7)
12x+36=45x-20x+140
13x=104
x=8
2(x+3)/5=3/2x-2(x-7)/3
12(x+3)=45x-20(x-7)
12x+36=45x-20x+140
-13x=104
x=-8