2x+x=.5*(45)

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Solution for 2x+x=.5*(45) equation: 


Simplifying
2x + x = 0.5(45)

Combine like terms: 2x + x = 3x
3x = 0.5(45)

Multiply 0.5 * 45
3x = 22.5

Solving
3x = 22.5

Solving for variable 'x'.

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

Divide each side by '3'.
x = 7.5

Simplifying
x = 7.5

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