-11x(x+3)+18=(8-3x)7

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Solution for -11x(x+3)+18=(8-3x)7 equation: 



-11x(x+3)+18=(8-3x)7

We move all terms to the left:

-11x(x+3)+18-((8-3x)7)=0

We add all the numbers together, and all the variables

-11x(x+3)-((-3x+8)7)+18=0

We multiply parentheses

-11x^2-33x-((-3x+8)7)+18=0



We calculate terms in parentheses: -((-3x+8)7), so:

(-3x+8)7

We multiply parentheses

-21x+56

Back to the equation:

-(-21x+56)



We get rid of parentheses

-11x^2-33x+21x-56+18=0

We add all the numbers together, and all the variables

-11x^2-12x-38=0

a = -11; b = -12; c = -38;
Δ = b2-4ac
Δ = -122-4·(-11)·(-38)
Δ = -1528
Delta is less than zero, so there is no solution for the equation

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