5x+9+2x=-3x(x-3)

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Solution for 5x+9+2x=-3x(x-3) equation: 



5x+9+2x=-3x(x-3)

We move all terms to the left:

5x+9+2x-(-3x(x-3))=0

We add all the numbers together, and all the variables

7x-(-3x(x-3))+9=0



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

-3x(x-3)

We multiply parentheses

-3x^2+9x

Back to the equation:

-(-3x^2+9x)



We get rid of parentheses

3x^2-9x+7x+9=0

We add all the numbers together, and all the variables

3x^2-2x+9=0

a = 3; b = -2; c = +9;
Δ = b2-4ac
Δ = -22-4·3·9
Δ = -104
Delta is less than zero, so there is no solution for the equation

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