2(x+3)-5(2-x)=3(x-1)解 x/3-5=5x/2解
问题描述:
2(x+3)-5(2-x)=3(x-1)解 x/3-5=5x/2解
答
2(x+3)-5(2-x)=3(x-1)
2x+6-10+5x=3x-3
4x=1
x=1/4
x/3-5=5x/2
2x/6-15x/6=5
-13x=30
x=-30/13