X^2+8x+15=9

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Solution for X^2+8x+15=9 equation:


Simplifying
X2 + 8x + 15 = 9

Reorder the terms:
15 + X2 + 8x = 9

Solving
15 + X2 + 8x = 9

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 + 8x = 9 + -15

Reorder the terms:
15 + -15 + X2 + 8x = 9 + -15

Combine like terms: 15 + -15 = 0
0 + X2 + 8x = 9 + -15
X2 + 8x = 9 + -15

Combine like terms: 9 + -15 = -6
X2 + 8x = -6

Add '-8x' to each side of the equation.
X2 + 8x + -8x = -6 + -8x

Combine like terms: 8x + -8x = 0
X2 + 0 = -6 + -8x
X2 = -6 + -8x

Simplifying
X2 = -6 + -8x

Reorder the terms:
6 + X2 + 8x = -6 + -8x + 6 + 8x

Reorder the terms:
6 + X2 + 8x = -6 + 6 + -8x + 8x

Combine like terms: -6 + 6 = 0
6 + X2 + 8x = 0 + -8x + 8x
6 + X2 + 8x = -8x + 8x

Combine like terms: -8x + 8x = 0
6 + X2 + 8x = 0

The solution to this equation could not be determined.

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