13x=390+3x

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Solution for 13x=390+3x equation: 


Simplifying
13x = 390 + 3x

Solving
13x = 390 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
13x + -3x = 390 + 3x + -3x

Combine like terms: 13x + -3x = 10x
10x = 390 + 3x + -3x

Combine like terms: 3x + -3x = 0
10x = 390 + 0
10x = 390

Divide each side by '10'.
x = 39

Simplifying
x = 39

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