X^2+x+18=90

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Solution for X^2+x+18=90 equation:


Simplifying
X2 + x + 18 = 90

Reorder the terms:
18 + X2 + x = 90

Solving
18 + X2 + x = 90

Solving for variable 'X'.

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

Add '-18' to each side of the equation.
18 + X2 + -18 + x = 90 + -18

Reorder the terms:
18 + -18 + X2 + x = 90 + -18

Combine like terms: 18 + -18 = 0
0 + X2 + x = 90 + -18
X2 + x = 90 + -18

Combine like terms: 90 + -18 = 72
X2 + x = 72

Add '-1x' to each side of the equation.
X2 + x + -1x = 72 + -1x

Combine like terms: x + -1x = 0
X2 + 0 = 72 + -1x
X2 = 72 + -1x

Simplifying
X2 = 72 + -1x

Reorder the terms:
-72 + X2 + x = 72 + -1x + -72 + x

Reorder the terms:
-72 + X2 + x = 72 + -72 + -1x + x

Combine like terms: 72 + -72 = 0
-72 + X2 + x = 0 + -1x + x
-72 + X2 + x = -1x + x

Combine like terms: -1x + x = 0
-72 + X2 + x = 0

The solution to this equation could not be determined.

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