Respuesta :

Answer:

x=8

Step-by-step explanation:

Distribution Property: multiply -9+x into -10

-10(-9+x)= 90-10x

90-10x=10

Put alike numbers together.

[tex]\frac{90}{-90}[/tex]-10x= [tex]\frac{10}{-90}[/tex]

-10x=-80

Divide to get x.

-10x=-80

[tex]\frac{-10x}{-10} = \frac{-80}{-10}[/tex]

x= 8