15-12+13x-3x+12x^2=13x-12

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Solution for 15-12+13x-3x+12x^2=13x-12 equation: 



15-12+13x-3x+12x^2=13x-12

We move all terms to the left:

15-12+13x-3x+12x^2-(13x-12)=0

We add all the numbers together, and all the variables

12x^2+10x-(13x-12)+3=0

We get rid of parentheses

12x^2+10x-13x+12+3=0

We add all the numbers together, and all the variables

12x^2-3x+15=0

a = 12; b = -3; c = +15;
Δ = b2-4ac
Δ = -32-4·12·15
Δ = -711
Delta is less than zero, so there is no solution for the equation

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