7x2=-12

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Solution for 7x2=-12 equation: 



7x^2=-12

We move all terms to the left:

7x^2-(-12)=0

We add all the numbers together, and all the variables

7x^2+12=0

a = 7; b = 0; c = +12;
Δ = b2-4ac
Δ = 02-4·7·12
Δ = -336
Delta is less than zero, so there is no solution for the equation

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