x-13=42

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Solution for x-13=42 equation: 


Simplifying
x + -13 = 42

Reorder the terms:
-13 + x = 42

Solving
-13 + x = 42

Solving for variable 'x'.

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

Add '13' to each side of the equation.
-13 + 13 + x = 42 + 13

Combine like terms: -13 + 13 = 0
0 + x = 42 + 13
x = 42 + 13

Combine like terms: 42 + 13 = 55
x = 55

Simplifying
x = 55

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