X^2+8x+7=91

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Solution for X^2+8x+7=91 equation:


Simplifying
X2 + 8x + 7 = 91

Reorder the terms:
7 + X2 + 8x = 91

Solving
7 + X2 + 8x = 91

Solving for variable 'X'.

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

Add '-7' to each side of the equation.
7 + X2 + -7 + 8x = 91 + -7

Reorder the terms:
7 + -7 + X2 + 8x = 91 + -7

Combine like terms: 7 + -7 = 0
0 + X2 + 8x = 91 + -7
X2 + 8x = 91 + -7

Combine like terms: 91 + -7 = 84
X2 + 8x = 84

Add '-8x' to each side of the equation.
X2 + 8x + -8x = 84 + -8x

Combine like terms: 8x + -8x = 0
X2 + 0 = 84 + -8x
X2 = 84 + -8x

Simplifying
X2 = 84 + -8x

Reorder the terms:
-84 + X2 + 8x = 84 + -8x + -84 + 8x

Reorder the terms:
-84 + X2 + 8x = 84 + -84 + -8x + 8x

Combine like terms: 84 + -84 = 0
-84 + X2 + 8x = 0 + -8x + 8x
-84 + X2 + 8x = -8x + 8x

Combine like terms: -8x + 8x = 0
-84 + X2 + 8x = 0

The solution to this equation could not be determined.

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