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

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



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

We move all terms to the left:

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

We multiply parentheses

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



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

2(5x-2)

We multiply parentheses

10x-4

Back to the equation:

-(10x-4)



We get rid of parentheses

x^2+10x-10x+4=0

We add all the numbers together, and all the variables

x^2+4=0

a = 1; b = 0; c = +4;
Δ = b2-4ac
Δ = 02-4·1·4
Δ = -16
Delta is less than zero, so there is no solution for the equation

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