Question

Пожалуйста помагите 15(x+2)-3=12x

Answer 1

15(x+2)-3=12x
15x+30-3=12x
27=-3x
X=27:-3
X=-9

Answer 2

$15(x + 2) - 3 = 12x \\ 15x + 30 - 3 = 12x \\ 15x - 12x = - 27 \\ 3x = - 27 \\ x = - 27 \div 3 \\ x = - 9$