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8x^2+6x=-10
We move all terms to the left:
8x^2+6x-(-10)=0
We add all the numbers together, and all the variables
8x^2+6x+10=0
a = 8; b = 6; c = +10;
Δ = b2-4ac
Δ = 62-4·8·10
Δ = -284
Delta is less than zero, so there is no solution for the equation
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