Question

-6(x-1)+3(3+4x)=10x
3(3x+1)-x+7=2(x-1)

Answer 1

1) -6 (x-1)+3 (3+4x)=10x

-6x+6+9+12x=10x

15+6x=10x

15=4x

15/4=x

2) 3 (3x+1)-x+7= 2(x-1)

9x+3-x+7=2x-2

8x+10=2x-2

6x=-12

X=-2