-15x-30=x^2+x^2

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Solution for -15x-30=x^2+x^2 equation: 



-15x-30=x^2+x^2

We move all terms to the left:

-15x-30-(x^2+x^2)=0

We get rid of parentheses

-x^2-x^2-15x-30=0

We add all the numbers together, and all the variables

-2x^2-15x-30=0

a = -2; b = -15; c = -30;
Δ = b2-4ac
Δ = -152-4·(-2)·(-30)
Δ = -15
Delta is less than zero, so there is no solution for the equation

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