-3x^2+8-5x^2=-1

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Solution for -3x^2+8-5x^2=-1 equation:


Simplifying
-3x2 + 8 + -5x2 = -1

Reorder the terms:
8 + -3x2 + -5x2 = -1

Combine like terms: -3x2 + -5x2 = -8x2
8 + -8x2 = -1

Solving
8 + -8x2 = -1

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + -8x2 = -1 + -8

Combine like terms: 8 + -8 = 0
0 + -8x2 = -1 + -8
-8x2 = -1 + -8

Combine like terms: -1 + -8 = -9
-8x2 = -9

Divide each side by '-8'.
x2 = 1.125

Simplifying
x2 = 1.125

Take the square root of each side:
x = {-1.060660172, 1.060660172}

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