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

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



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

We get rid of parentheses

2x^2+5x^2+3x-7x-2+9=0

We add all the numbers together, and all the variables

7x^2-4x+7=0

a = 7; b = -4; c = +7;
Δ = b2-4ac
Δ = -42-4·7·7
Δ = -180
Delta is less than zero, so there is no solution for the equation

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