Question

Срочно! 1)4x-2x+7=19
2)8x+3x-5=39

Answer 1

Ответ:

1) 4х - 2х + 7 = 19

2х + 7 = 19

2х = 19 - 7

2х = 12

х = 6

2) 8х + 3х - 5 = 39

11х - 5 = 39

11х = 39 + 5

11х = 44

х = 4

Answer 2

Ответ:

1 4х-2х+7=19

2х+7=19

2х=19-7

2х=12

х=6

2)8х+3х-5=39

11х=39+5

11х=44

х=4