Question

2sobre3x+15=x resolva (AAAA)

Answer 1

$\frac{2}{3}\ .\ x\ + \ 15 \ =\ x\\\\\\(multiplico\ todos\ por\ 3)\\\\\\ \frac{3.2}{3} \ .\ x\ +\ 3.15\ =\ 3x\\\\\\2.x\ +\ 45\ =\ 3x\\\\\\45\ =\ 3x\ -\ 2x\\\\\\\boxed{\boxed{x\ =\ 45\ }} \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ ok$