3x2+13x=-18

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Solution for 3x2+13x=-18 equation: 



3x^2+13x=-18

We move all terms to the left:

3x^2+13x-(-18)=0

We add all the numbers together, and all the variables

3x^2+13x+18=0

a = 3; b = 13; c = +18;
Δ = b2-4ac
Δ = 132-4·3·18
Δ = -47
Delta is less than zero, so there is no solution for the equation

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