Question

Solve and check 3(x+2)-2(x-1)=7

Answer 1

3x + 6 - 2x + 2 = 7
x = -1

Answer 2

3x+6-2x+2=7

x+8=7

x=7-8=-1

put the value of x in equation

3(-1+2)-2(-1-1)

3+4

7✓

H.P.