(X+2)2=4x+20

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Solution for (X+2)2=4x+20 equation: 



(X+2)2=4X+20

We move all terms to the left:

(X+2)2-(4X+20)=0

We multiply parentheses

2X-(4X+20)+4=0

We get rid of parentheses

2X-4X-20+4=0

We add all the numbers together, and all the variables

-2X-16=0

We move all terms containing X to the left, all other terms to the right

-2X=16

X=16/-2

X=-8

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