3x+2x=12+x+x

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Solution for 3x+2x=12+x+x equation: 


Simplifying
3x + 2x = 12 + x + x

Combine like terms: 3x + 2x = 5x
5x = 12 + x + x

Combine like terms: x + x = 2x
5x = 12 + 2x

Solving
5x = 12 + 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.
5x + -2x = 12 + 2x + -2x

Combine like terms: 5x + -2x = 3x
3x = 12 + 2x + -2x

Combine like terms: 2x + -2x = 0
3x = 12 + 0
3x = 12

Divide each side by '3'.
x = 4

Simplifying
x = 4

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