6.6x(x+4)=5.1(2x-4)

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Solution for 6.6x(x+4)=5.1(2x-4) equation: 



6.6x(x+4)=5.1(2x-4)

We move all terms to the left:

6.6x(x+4)-(5.1(2x-4))=0

We multiply parentheses

6x^2+24x-(5.1(2x-4))=0



We calculate terms in parentheses: -(5.1(2x-4)), so:

5.1(2x-4)

We multiply parentheses

10.2x-20.4

Back to the equation:

-(10.2x-20.4)



We get rid of parentheses

6x^2+24x-10.2x+20.4=0

We add all the numbers together, and all the variables

6x^2+13.8x+20.4=0

a = 6; b = 13.8; c = +20.4;
Δ = b2-4ac
Δ = 13.82-4·6·20.4
Δ = -299.16
Delta is less than zero, so there is no solution for the equation

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