(X+5)^2-(x+2)(x-2)=4

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Solution for (X+5)^2-(x+2)(x-2)=4 equation: 



(X+5)^2-(X+2)(X-2)=4

We move all terms to the left:

(X+5)^2-(X+2)(X-2)-(4)=0

We use the square of the difference formula

X^2+(X+5)^2+4-4=0

We add all the numbers together, and all the variables

X^2+(X+5)^2=0

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