0=2x^2-6x-(-7)

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Solution for 0=2x^2-6x-(-7) equation: 



0=2x^2-6x-(-7)

We move all terms to the left:

0-(2x^2-6x-(-7))=0

We add all the numbers together, and all the variables

-(2x^2-6x-(-7))=0



We calculate terms in parentheses: -(2x^2-6x-(-7)), so:

2x^2-6x-(-7)

We add all the numbers together, and all the variables

2x^2-6x+7

Back to the equation:

-(2x^2-6x+7)



We get rid of parentheses

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

a = -2; b = 6; c = -7;
Δ = b2-4ac
Δ = 62-4·(-2)·(-7)
Δ = -20
Delta is less than zero, so there is no solution for the equation

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