Question

уравнения: 9х-7= 6х+14
3(4-2х)+6=-2х+4

Answer 1

1) 9х-7=6х+14
9х-6х=14+7
3х=21
х=7
2) 3(4-2х) +6=-2х+4
12-6х+6=-2х+4
-6х-2х=4-12-6
-8х=-14
х=1,75