)5+5x2+6x=-7x-12

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Solution for )5+5x2+6x=-7x-12 equation: 



)5+5x^2+6x=-7x-12

We move all terms to the left:

)5+5x^2+6x-(-7x-12)=0

We add all the numbers together, and all the variables

5x^2+6x-(-7x-12)=0

We get rid of parentheses

5x^2+6x+7x+12=0

We add all the numbers together, and all the variables

5x^2+13x+12=0

a = 5; b = 13; c = +12;
Δ = b2-4ac
Δ = 132-4·5·12
Δ = -71
Delta is less than zero, so there is no solution for the equation

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