-2(5y-6)7y+4=56

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Solution for -2(5y-6)7y+4=56 equation: 



-2(5y-6)7y+4=56

We move all terms to the left:

-2(5y-6)7y+4-(56)=0

We add all the numbers together, and all the variables

-2(5y-6)7y-52=0

We multiply parentheses

-70y^2+84y-52=0

a = -70; b = 84; c = -52;
Δ = b2-4ac
Δ = 842-4·(-70)·(-52)
Δ = -7504
Delta is less than zero, so there is no solution for the equation

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