X+2x2=3(x-6)

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Solution for X+2x2=3(x-6) equation: 



X+2X^2=3(X-6)

We move all terms to the left:

X+2X^2-(3(X-6))=0



We calculate terms in parentheses: -(3(X-6)), so:

3(X-6)

We multiply parentheses

3X-18

Back to the equation:

-(3X-18)



We get rid of parentheses

2X^2+X-3X+18=0

We add all the numbers together, and all the variables

2X^2-2X+18=0

a = 2; b = -2; c = +18;
Δ = b2-4ac
Δ = -22-4·2·18
Δ = -140
Delta is less than zero, so there is no solution for the equation

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