(6x-1)+(2x+9)=180

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Solution for (6x-1)+(2x+9)=180 equation:


Simplifying
(6x + -1) + (2x + 9) = 180

Reorder the terms:
(-1 + 6x) + (2x + 9) = 180

Remove parenthesis around (-1 + 6x)
-1 + 6x + (2x + 9) = 180

Reorder the terms:
-1 + 6x + (9 + 2x) = 180

Remove parenthesis around (9 + 2x)
-1 + 6x + 9 + 2x = 180

Reorder the terms:
-1 + 9 + 6x + 2x = 180

Combine like terms: -1 + 9 = 8
8 + 6x + 2x = 180

Combine like terms: 6x + 2x = 8x
8 + 8x = 180

Solving
8 + 8x = 180

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 8x = 180 + -8

Combine like terms: 8 + -8 = 0
0 + 8x = 180 + -8
8x = 180 + -8

Combine like terms: 180 + -8 = 172
8x = 172

Divide each side by '8'.
x = 21.5

Simplifying
x = 21.5

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