-7x+5x2+10=x(-2)

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Solution for -7x+5x2+10=x(-2) equation: 



-7x+5x^2+10=x(-2)

We move all terms to the left:

-7x+5x^2+10-(x(-2))=0



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

x(-2)

We multiply parentheses

-2x

Back to the equation:

-(-2x)



We get rid of parentheses

5x^2-7x+2x+10=0

We add all the numbers together, and all the variables

5x^2-5x+10=0

a = 5; b = -5; c = +10;
Δ = b2-4ac
Δ = -52-4·5·10
Δ = -175
Delta is less than zero, so there is no solution for the equation

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