7(x2-8)=-70

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Solution for 7(x2-8)=-70 equation: 



7(x2-8)=-70

We move all terms to the left:

7(x2-8)-(-70)=0

We add all the numbers together, and all the variables

7(+x^2-8)-(-70)=0

We add all the numbers together, and all the variables

7(+x^2-8)+70=0

We multiply parentheses

7x^2-56+70=0

We add all the numbers together, and all the variables

7x^2+14=0

a = 7; b = 0; c = +14;
Δ = b2-4ac
Δ = 02-4·7·14
Δ = -392
Delta is less than zero, so there is no solution for the equation

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