X^2-x-8=5

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Solution for X^2-x-8=5 equation:


Simplifying
X2 + -1x + -8 = 5

Reorder the terms:
-8 + X2 + -1x = 5

Solving
-8 + X2 + -1x = 5

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 + X2 + 8 + -1x = 5 + 8

Reorder the terms:
-8 + 8 + X2 + -1x = 5 + 8

Combine like terms: -8 + 8 = 0
0 + X2 + -1x = 5 + 8
X2 + -1x = 5 + 8

Combine like terms: 5 + 8 = 13
X2 + -1x = 13

Add 'x' to each side of the equation.
X2 + -1x + x = 13 + x

Combine like terms: -1x + x = 0
X2 + 0 = 13 + x
X2 = 13 + x

Simplifying
X2 = 13 + x

Reorder the terms:
-13 + X2 + -1x = 13 + x + -13 + -1x

Reorder the terms:
-13 + X2 + -1x = 13 + -13 + x + -1x

Combine like terms: 13 + -13 = 0
-13 + X2 + -1x = 0 + x + -1x
-13 + X2 + -1x = x + -1x

Combine like terms: x + -1x = 0
-13 + X2 + -1x = 0

The solution to this equation could not be determined.

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