(A+55)+(A-35)+A=180

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Solution for (A+55)+(A-35)+A=180 equation: 


Simplifying
(A + 55) + (A + -35) + A = 180

Reorder the terms:
(55 + A) + (A + -35) + A = 180

Remove parenthesis around (55 + A)
55 + A + (A + -35) + A = 180

Reorder the terms:
55 + A + (-35 + A) + A = 180

Remove parenthesis around (-35 + A)
55 + A + -35 + A + A = 180

Reorder the terms:
55 + -35 + A + A + A = 180

Combine like terms: 55 + -35 = 20
20 + A + A + A = 180

Combine like terms: A + A = 2A
20 + 2A + A = 180

Combine like terms: 2A + A = 3A
20 + 3A = 180

Solving
20 + 3A = 180

Solving for variable 'A'.

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

Add '-20' to each side of the equation.
20 + -20 + 3A = 180 + -20

Combine like terms: 20 + -20 = 0
0 + 3A = 180 + -20
3A = 180 + -20

Combine like terms: 180 + -20 = 160
3A = 160

Divide each side by '3'.
A = 53.33333333

Simplifying
A = 53.33333333

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