X+2x+3=15

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Solution for X+2x+3=15 equation:


Simplifying
X + 2x + 3 = 15

Reorder the terms:
3 + X + 2x = 15

Solving
3 + X + 2x = 15

Solving for variable 'X'.

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

Add '-3' to each side of the equation.
3 + X + -3 + 2x = 15 + -3

Reorder the terms:
3 + -3 + X + 2x = 15 + -3

Combine like terms: 3 + -3 = 0
0 + X + 2x = 15 + -3
X + 2x = 15 + -3

Combine like terms: 15 + -3 = 12
X + 2x = 12

Add '-2x' to each side of the equation.
X + 2x + -2x = 12 + -2x

Combine like terms: 2x + -2x = 0
X + 0 = 12 + -2x
X = 12 + -2x

Simplifying
X = 12 + -2x

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