Question

解方程4-3(x-1)=x+10 7(m+1)=12-5(m+1)

Answer 1

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

4-3x+3=x+10

x+3x=7-10

4x=-3

x=-3/4

7(m+1)=12-5(m+1)

7m+7=12-5m-5

7m+5m=7-7

12m=0

m=0