Question

решите уравнение 4x-4=7x+2

Answer 1

4х-4=7х+2
4х-7х=2+4
-3х=6
х=-2
проверка:
4×(-2)-4=7×(-2)+2
-8-4=-14+2
-12=-12

Answer 2

$4x - 4 = 7x + 2$
$4x - 7x = 2 + 4$
$- 3x = 6$
$x = - 2$