7x^2-2=-130

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Solution for 7x^2-2=-130 equation: 



7x^2-2=-130

We move all terms to the left:

7x^2-2-(-130)=0

We add all the numbers together, and all the variables

7x^2+128=0

a = 7; b = 0; c = +128;
Δ = b2-4ac
Δ = 02-4·7·128
Δ = -3584
Delta is less than zero, so there is no solution for the equation

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