-7(4x2)=5(2x+1)

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Solution for -7(4x2)=5(2x+1) equation: 



-7(4x^2)=5(2x+1)

We move all terms to the left:

-7(4x^2)-(5(2x+1))=0



We calculate terms in parentheses: -(5(2x+1)), so:

5(2x+1)

We multiply parentheses

10x+5

Back to the equation:

-(10x+5)



We get rid of parentheses

-74x^2-10x-5=0

a = -74; b = -10; c = -5;
Δ = b2-4ac
Δ = -102-4·(-74)·(-5)
Δ = -1380
Delta is less than zero, so there is no solution for the equation

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