30-x=180

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Solution for 30-x=180 equation: 


Simplifying
30 + -1x = 180

Solving
30 + -1x = 180

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 + -1x = 180 + -30

Combine like terms: 30 + -30 = 0
0 + -1x = 180 + -30
-1x = 180 + -30

Combine like terms: 180 + -30 = 150
-1x = 150

Divide each side by '-1'.
x = -150

Simplifying
x = -150

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