X+2X+5X=45

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Solution for X+2X+5X=45 equation: 


Simplifying
X + 2X + 5X = 45

Combine like terms: X + 2X = 3X
3X + 5X = 45

Combine like terms: 3X + 5X = 8X
8X = 45

Solving
8X = 45

Solving for variable 'X'.

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

Divide each side by '8'.
X = 5.625

Simplifying
X = 5.625

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