Question

Помогите срочнооооо!!!!!2(3-6х)-5(х+3)=-7

Answer 1

2(3-6х)-5(х+3)=-7
6-12х-5х-15=-7
-17х-9=-7
-17х=-7+9
-17х=2
х=-2/17

Answer 2

$2(3 - 6x) - 5(x + 3) = - 7 \\ 6 - 12x - 5x - 15 = - 7 \\ - 12x - 5x = - 7 + 15 - 6 \\ - 17x = 2\\ x = \frac{2}{17}$