3x^2-14x=-21

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Solution for 3x^2-14x=-21 equation: 



3x^2-14x=-21

We move all terms to the left:

3x^2-14x-(-21)=0

We add all the numbers together, and all the variables

3x^2-14x+21=0

a = 3; b = -14; c = +21;
Δ = b2-4ac
Δ = -142-4·3·21
Δ = -56
Delta is less than zero, so there is no solution for the equation

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