2x+138=180

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Solution for 2x+138=180 equation: 


Simplifying
2x + 138 = 180

Reorder the terms:
138 + 2x = 180

Solving
138 + 2x = 180

Solving for variable 'x'.

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

Add '-138' to each side of the equation.
138 + -138 + 2x = 180 + -138

Combine like terms: 138 + -138 = 0
0 + 2x = 180 + -138
2x = 180 + -138

Combine like terms: 180 + -138 = 42
2x = 42

Divide each side by '2'.
x = 21

Simplifying
x = 21

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