8x^2+9x=-8

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Solution for 8x^2+9x=-8 equation: 



8x^2+9x=-8

We move all terms to the left:

8x^2+9x-(-8)=0

We add all the numbers together, and all the variables

8x^2+9x+8=0

a = 8; b = 9; c = +8;
Δ = b2-4ac
Δ = 92-4·8·8
Δ = -175
Delta is less than zero, so there is no solution for the equation

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