(x-30)+3x=180

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Solution for (x-30)+3x=180 equation:


Simplifying
(x + -30) + 3x = 180

Reorder the terms:
(-30 + x) + 3x = 180

Remove parenthesis around (-30 + x)
-30 + x + 3x = 180

Combine like terms: x + 3x = 4x
-30 + 4x = 180

Solving
-30 + 4x = 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 + 4x = 180 + 30

Combine like terms: -30 + 30 = 0
0 + 4x = 180 + 30
4x = 180 + 30

Combine like terms: 180 + 30 = 210
4x = 210

Divide each side by '4'.
x = 52.5

Simplifying
x = 52.5

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