X^2-x-15=0

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Solution for X^2-x-15=0 equation:


Simplifying
X2 + -1x + -15 = 0

Reorder the terms:
-15 + X2 + -1x = 0

Solving
-15 + X2 + -1x = 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 + X2 + 15 + -1x = 0 + 15

Reorder the terms:
-15 + 15 + X2 + -1x = 0 + 15

Combine like terms: -15 + 15 = 0
0 + X2 + -1x = 0 + 15
X2 + -1x = 0 + 15

Combine like terms: 0 + 15 = 15
X2 + -1x = 15

Add 'x' to each side of the equation.
X2 + -1x + x = 15 + x

Combine like terms: -1x + x = 0
X2 + 0 = 15 + x
X2 = 15 + x

Simplifying
X2 = 15 + x

Reorder the terms:
-15 + X2 + -1x = 15 + x + -15 + -1x

Reorder the terms:
-15 + X2 + -1x = 15 + -15 + x + -1x

Combine like terms: 15 + -15 = 0
-15 + X2 + -1x = 0 + x + -1x
-15 + X2 + -1x = x + -1x

Combine like terms: x + -1x = 0
-15 + X2 + -1x = 0

The solution to this equation could not be determined.

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