x+0.5x=390

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Solution for x+0.5x=390 equation: 


Simplifying
x + 0.5x = 390

Combine like terms: x + 0.5x = 1.5x
1.5x = 390

Solving
1.5x = 390

Solving for variable 'x'.

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

Divide each side by '1.5'.
x = 260

Simplifying
x = 260

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