-2x(-3x+6x)=30-x

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Solution for -2x(-3x+6x)=30-x equation: 



-2x(-3x+6x)=30-x

We move all terms to the left:

-2x(-3x+6x)-(30-x)=0

We add all the numbers together, and all the variables

-2x(+3x)-(-1x+30)=0

We multiply parentheses

-6x^2-(-1x+30)=0

We get rid of parentheses

-6x^2+1x-30=0

We add all the numbers together, and all the variables

-6x^2+x-30=0

a = -6; b = 1; c = -30;
Δ = b2-4ac
Δ = 12-4·(-6)·(-30)
Δ = -719
Delta is less than zero, so there is no solution for the equation

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