2(x*5)*x=4x-7

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Solution for 2(x*5)*x=4x-7 equation: 



2(x*5)*x=4x-7

We move all terms to the left:

2(x*5)*x-(4x-7)=0

We add all the numbers together, and all the variables

2(+x*5)*x-(4x-7)=0

We multiply parentheses

10x^2-(4x-7)=0

We get rid of parentheses

10x^2-4x+7=0

a = 10; b = -4; c = +7;
Δ = b2-4ac
Δ = -42-4·10·7
Δ = -264
Delta is less than zero, so there is no solution for the equation

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