Respuesta :

Hey there!

First lets add by the number 10 on each of your sides of the problem

Like: -5x - 10 + 10
= 10 + 10

Second lets divide by a -5 because both numbers equals to that number

Like: -5x / -5 (cancel )
20/-5

x = -4

Good luck on your assessment and enjoy your day

~MeIsKaitlyn:)