(x-30)+(x+5)+20=180

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Solution for (x-30)+(x+5)+20=180 equation:


Simplifying
(x + -30) + (x + 5) + 20 = 180

Reorder the terms:
(-30 + x) + (x + 5) + 20 = 180

Remove parenthesis around (-30 + x)
-30 + x + (x + 5) + 20 = 180

Reorder the terms:
-30 + x + (5 + x) + 20 = 180

Remove parenthesis around (5 + x)
-30 + x + 5 + x + 20 = 180

Reorder the terms:
-30 + 5 + 20 + x + x = 180

Combine like terms: -30 + 5 = -25
-25 + 20 + x + x = 180

Combine like terms: -25 + 20 = -5
-5 + x + x = 180

Combine like terms: x + x = 2x
-5 + 2x = 180

Solving
-5 + 2x = 180

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 2x = 180 + 5

Combine like terms: -5 + 5 = 0
0 + 2x = 180 + 5
2x = 180 + 5

Combine like terms: 180 + 5 = 185
2x = 185

Divide each side by '2'.
x = 92.5

Simplifying
x = 92.5

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