(5y^2+7y)-(3y^2+9y-8)=0

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Solution for (5y^2+7y)-(3y^2+9y-8)=0 equation: 



(5y^2+7y)-(3y^2+9y-8)=0

We get rid of parentheses

5y^2-3y^2+7y-9y+8=0

We add all the numbers together, and all the variables

2y^2-2y+8=0

a = 2; b = -2; c = +8;
Δ = b2-4ac
Δ = -22-4·2·8
Δ = -60
Delta is less than zero, so there is no solution for the equation

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