Question

valor de x 2x-10=-40​

Answer 1

$2x - 10 = - 40$

$2x = - 40 + 10$

$2x = - 30$

$x = - 30 \div 2$

$x = - 15$

verificación

2 . (-15) - 10 = -40

-30 - 10 = -40

-40 = -40