7x-9x2=5x+6

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Solution for 7x-9x2=5x+6 equation: 



7x-9x^2=5x+6

We move all terms to the left:

7x-9x^2-(5x+6)=0

We get rid of parentheses

-9x^2+7x-5x-6=0

We add all the numbers together, and all the variables

-9x^2+2x-6=0

a = -9; b = 2; c = -6;
Δ = b2-4ac
Δ = 22-4·(-9)·(-6)
Δ = -212
Delta is less than zero, so there is no solution for the equation

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