x^2+7+8=0

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Solution for x^2+7+8=0 equation: 


Simplifying
x2 + 7 + 8 = 0

Reorder the terms:
7 + 8 + x2 = 0

Combine like terms: 7 + 8 = 15
15 + x2 = 0

Solving
15 + x2 = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-15' to each side of the equation.
15 + -15 + x2 = 0 + -15

Combine like terms: 15 + -15 = 0
0 + x2 = 0 + -15
x2 = 0 + -15

Combine like terms: 0 + -15 = -15
x2 = -15

Simplifying
x2 = -15

Reorder the terms:
15 + x2 = -15 + 15

Combine like terms: -15 + 15 = 0
15 + x2 = 0

The solution to this equation could not be determined.

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