2x+30=42

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Solution for 2x+30=42 equation: 


Simplifying
2x + 30 = 42

Reorder the terms:
30 + 2x = 42

Solving
30 + 2x = 42

Solving for variable 'x'.

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

Add '-30' to each side of the equation.
30 + -30 + 2x = 42 + -30

Combine like terms: 30 + -30 = 0
0 + 2x = 42 + -30
2x = 42 + -30

Combine like terms: 42 + -30 = 12
2x = 12

Divide each side by '2'.
x = 6

Simplifying
x = 6

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