(x+10)2-x2=50

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Solution for (x+10)2-x2=50 equation: 



(x+10)2-x2=50

We move all terms to the left:

(x+10)2-x2-(50)=0

We add all the numbers together, and all the variables

-1x^2+(x+10)2-50=0

We multiply parentheses

-1x^2+2x+20-50=0

We add all the numbers together, and all the variables

-1x^2+2x-30=0

a = -1; b = 2; c = -30;
Δ = b2-4ac
Δ = 22-4·(-1)·(-30)
Δ = -116
Delta is less than zero, so there is no solution for the equation

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