Question

Срочно надо пожалуйста

Answer 1

4x-12 = 2x+3
2x=15
X=7,5

Answer 2

$4 times (x - 3) = 2x + 3 \ 4 times x - 4 times 3 = 2x + 3 \ 4x - 12 = 2x + 3 \ 4x - 2x = 3 + 12 \ 2x = 15 \ x = 15 div 2 \ x = 7.5$