x+9=15-2x

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Solution for x+9=15-2x equation:


Simplifying
x + 9 = 15 + -2x

Reorder the terms:
9 + x = 15 + -2x

Solving
9 + x = 15 + -2x

Solving for variable 'x'.

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

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

Combine like terms: x + 2x = 3x
9 + 3x = 15 + -2x + 2x

Combine like terms: -2x + 2x = 0
9 + 3x = 15 + 0
9 + 3x = 15

Add '-9' to each side of the equation.
9 + -9 + 3x = 15 + -9

Combine like terms: 9 + -9 = 0
0 + 3x = 15 + -9
3x = 15 + -9

Combine like terms: 15 + -9 = 6
3x = 6

Divide each side by '3'.
x = 2

Simplifying
x = 2

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