Question

653,654 пожалуйста!!!!!!!!!!!!!

Answer 1

653) 9 + 2(2х + 1) = 1
9 + 4х + 2 = 1
4х = -10
х = -2,5

654) 4 + 3(10x + 7) = -5
4 + 30x + 21 = -5
30x = -30
x = -1

Answer 2

653.
9+2(2х+1)=1
9+4х+2=1
4х=1-9-2
4х=-10
х=-10:4
х=-2,5

654.
4+3(10х+7)=-5
4+30х+21=-5
30х=-5-4-21
30х=-30
х=-30:30
х=-1