2x(5+4x)=5x-(4x+6)

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Solution for 2x(5+4x)=5x-(4x+6) equation: 



2x(5+4x)=5x-(4x+6)

We move all terms to the left:

2x(5+4x)-(5x-(4x+6))=0

We add all the numbers together, and all the variables

2x(4x+5)-(5x-(4x+6))=0

We multiply parentheses

8x^2+10x-(5x-(4x+6))=0



We calculate terms in parentheses: -(5x-(4x+6)), so:

5x-(4x+6)

We get rid of parentheses

5x-4x-6

We add all the numbers together, and all the variables

x-6

Back to the equation:

-(x-6)



We get rid of parentheses

8x^2+10x-x+6=0

We add all the numbers together, and all the variables

8x^2+9x+6=0

a = 8; b = 9; c = +6;
Δ = b2-4ac
Δ = 92-4·8·6
Δ = -111
Delta is less than zero, so there is no solution for the equation

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