(3x-5)+55+(x+20)=180

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Solution for (3x-5)+55+(x+20)=180 equation: 


Simplifying
(3x + -5) + 55 + (x + 20) = 180

Reorder the terms:
(-5 + 3x) + 55 + (x + 20) = 180

Remove parenthesis around (-5 + 3x)
-5 + 3x + 55 + (x + 20) = 180

Reorder the terms:
-5 + 3x + 55 + (20 + x) = 180

Remove parenthesis around (20 + x)
-5 + 3x + 55 + 20 + x = 180

Reorder the terms:
-5 + 55 + 20 + 3x + x = 180

Combine like terms: -5 + 55 = 50
50 + 20 + 3x + x = 180

Combine like terms: 50 + 20 = 70
70 + 3x + x = 180

Combine like terms: 3x + x = 4x
70 + 4x = 180

Solving
70 + 4x = 180

Solving for variable 'x'.

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

Add '-70' to each side of the equation.
70 + -70 + 4x = 180 + -70

Combine like terms: 70 + -70 = 0
0 + 4x = 180 + -70
4x = 180 + -70

Combine like terms: 180 + -70 = 110
4x = 110

Divide each side by '4'.
x = 27.5

Simplifying
x = 27.5

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