2x=42-20

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Solution for 2x=42-20 equation: 


Simplifying
2x = 42 + -20

Combine like terms: 42 + -20 = 22
2x = 22

Solving
2x = 22

Solving for variable 'x'.

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

Divide each side by '2'.
x = 11

Simplifying
x = 11

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