(x)=x2+8x+15

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Solution for (x)=x2+8x+15 equation: 



(x)=x2+8x+15

We move all terms to the left:

(x)-(x2+8x+15)=0

We add all the numbers together, and all the variables

-(+x^2+8x+15)+x=0

We get rid of parentheses

-x^2-8x+x-15=0

We add all the numbers together, and all the variables

-1x^2-7x-15=0

a = -1; b = -7; c = -15;
Δ = b2-4ac
Δ = -72-4·(-1)·(-15)
Δ = -11
Delta is less than zero, so there is no solution for the equation

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