Question

En la siguiente ecuacion :2(×-3)-(×-3)=5(×-12)

Answer 1

Respuesta:

$2(x-3)-(x-3)=5(x-12)\\\\\left(x-3\right)=5\left(x-12\right)\\\\x-3=5\left(x-12\right)\\\\x-3=5x-60\\\\x-3+3=5x-60+3\\\\x=5x-57 \\\\x-5x=5x-57-5x\\\\-4x=-57\\\\\frac{-4x}{-4}=\frac{-57}{-4}\\\\x=\frac{57}{4}$