Question

9(4-2х)=5(3-4х)+4 помогите плиз

Answer 1

36-18х=15-20х+4

36-18х=18-20х

-18х+20х=19-36

2х=17 делим на 2

Х=-17/2

Answer 2

9(4-2x)=5(3-4x)+4

36-18x=15-20x+4

36-18x=19-20x

36-18x+20x=19

2x=19-36

2x=-17

x=-17/2