X-15+2x=90

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Solution for X-15+2x=90 equation:


Simplifying
X + -15 + 2x = 90

Reorder the terms:
-15 + X + 2x = 90

Solving
-15 + X + 2x = 90

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 + X + 15 + 2x = 90 + 15

Reorder the terms:
-15 + 15 + X + 2x = 90 + 15

Combine like terms: -15 + 15 = 0
0 + X + 2x = 90 + 15
X + 2x = 90 + 15

Combine like terms: 90 + 15 = 105
X + 2x = 105

Add '-2x' to each side of the equation.
X + 2x + -2x = 105 + -2x

Combine like terms: 2x + -2x = 0
X + 0 = 105 + -2x
X = 105 + -2x

Simplifying
X = 105 + -2x

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