9+15=x+2x

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


Simplifying
9 + 15 = x + 2x

Combine like terms: 9 + 15 = 24
24 = x + 2x

Combine like terms: x + 2x = 3x
24 = 3x

Solving
24 = 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
24 + -3x = 3x + -3x

Combine like terms: 3x + -3x = 0
24 + -3x = 0

Add '-24' to each side of the equation.
24 + -24 + -3x = 0 + -24

Combine like terms: 24 + -24 = 0
0 + -3x = 0 + -24
-3x = 0 + -24

Combine like terms: 0 + -24 = -24
-3x = -24

Divide each side by '-3'.
x = 8

Simplifying
x = 8

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