18x(8x-7)+12=-51

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Solution for 18x(8x-7)+12=-51 equation: 



18x(8x-7)+12=-51

We move all terms to the left:

18x(8x-7)+12-(-51)=0

We add all the numbers together, and all the variables

18x(8x-7)+63=0

We multiply parentheses

144x^2-126x+63=0

a = 144; b = -126; c = +63;
Δ = b2-4ac
Δ = -1262-4·144·63
Δ = -20412
Delta is less than zero, so there is no solution for the equation

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