Question

Решить уравнение: 15 + 2х = 7 – 4х

Answer 1

2х+4х=7-15
6х=-8
х=-8/6=-4/3

Answer 2

2x+4x = 7-15

Answer 3

не поможете еще?

Answer 4

$15+2x=7-4x\2x+4x=7-15\6x=-8\x=- frac{8}{6} \ x=-1 frac{1}{3}$