(3x+39)+(3x+39)+90=180

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Solution for (3x+39)+(3x+39)+90=180 equation:


Simplifying
(3x + 39) + (3x + 39) + 90 = 180

Reorder the terms:
(39 + 3x) + (3x + 39) + 90 = 180

Remove parenthesis around (39 + 3x)
39 + 3x + (3x + 39) + 90 = 180

Reorder the terms:
39 + 3x + (39 + 3x) + 90 = 180

Remove parenthesis around (39 + 3x)
39 + 3x + 39 + 3x + 90 = 180

Reorder the terms:
39 + 39 + 90 + 3x + 3x = 180

Combine like terms: 39 + 39 = 78
78 + 90 + 3x + 3x = 180

Combine like terms: 78 + 90 = 168
168 + 3x + 3x = 180

Combine like terms: 3x + 3x = 6x
168 + 6x = 180

Solving
168 + 6x = 180

Solving for variable 'x'.

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

Add '-168' to each side of the equation.
168 + -168 + 6x = 180 + -168

Combine like terms: 168 + -168 = 0
0 + 6x = 180 + -168
6x = 180 + -168

Combine like terms: 180 + -168 = 12
6x = 12

Divide each side by '6'.
x = 2

Simplifying
x = 2

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