frumberluper frumberluper

08-05-2016
Mathematics

contestada

What is the solution to the following equation?

5(2x –6) + 20 = 10 (4 points)

Respuesta :

garydesir1 garydesir1

08-05-2016

5(2x-6)+20=10

Distribute

(5)(2x)+(5)(-6)+20=10

10x-30+20=10

Combine like terms (10x)+(-30+20)=10

10x-10=10

Add 10 to both sides

10x-10+10=10+10

10x=20

x = 20/10

x= 2

I hope that's help !

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solve by factoring x^2-x -30=0