4x(x-0.1)-x=-7.6

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Solution for 4x(x-0.1)-x=-7.6 equation: 



4x(x-0.1)-x=-7.6

We move all terms to the left:

4x(x-0.1)-x-(-7.6)=0

We add all the numbers together, and all the variables

-1x+4x(x-0.1)+7.6=0

We multiply parentheses

4x^2-1x-0.4x+7.6=0

We add all the numbers together, and all the variables

4x^2-1.4x+7.6=0

a = 4; b = -1.4; c = +7.6;
Δ = b2-4ac
Δ = -1.42-4·4·7.6
Δ = -119.64
Delta is less than zero, so there is no solution for the equation

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