(3x+10)+(3x+8)+(90)=180

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Solution for (3x+10)+(3x+8)+(90)=180 equation: 


Simplifying
(3x + 10) + (3x + 8) + (90) = 180

Reorder the terms:
(10 + 3x) + (3x + 8) + (90) = 180

Remove parenthesis around (10 + 3x)
10 + 3x + (3x + 8) + (90) = 180

Reorder the terms:
10 + 3x + (8 + 3x) + (90) = 180

Remove parenthesis around (8 + 3x)
10 + 3x + 8 + 3x + (90) = 180
10 + 3x + 8 + 3x + 90 = 180

Reorder the terms:
10 + 8 + 90 + 3x + 3x = 180

Combine like terms: 10 + 8 = 18
18 + 90 + 3x + 3x = 180

Combine like terms: 18 + 90 = 108
108 + 3x + 3x = 180

Combine like terms: 3x + 3x = 6x
108 + 6x = 180

Solving
108 + 6x = 180

Solving for variable 'x'.

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

Add '-108' to each side of the equation.
108 + -108 + 6x = 180 + -108

Combine like terms: 108 + -108 = 0
0 + 6x = 180 + -108
6x = 180 + -108

Combine like terms: 180 + -108 = 72
6x = 72

Divide each side by '6'.
x = 12

Simplifying
x = 12

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