1x+12x=45+x

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Solution for 1x+12x=45+x equation: 


Simplifying
1x + 12x = 45 + x

Combine like terms: 1x + 12x = 13x
13x = 45 + x

Solving
13x = 45 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
13x + -1x = 45 + x + -1x

Combine like terms: 13x + -1x = 12x
12x = 45 + x + -1x

Combine like terms: x + -1x = 0
12x = 45 + 0
12x = 45

Divide each side by '12'.
x = 3.75

Simplifying
x = 3.75

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