(8x-1)+(3x+9)+(3x+4)=180

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Solution for (8x-1)+(3x+9)+(3x+4)=180 equation:


Simplifying
(8x + -1) + (3x + 9) + (3x + 4) = 180

Reorder the terms:
(-1 + 8x) + (3x + 9) + (3x + 4) = 180

Remove parenthesis around (-1 + 8x)
-1 + 8x + (3x + 9) + (3x + 4) = 180

Reorder the terms:
-1 + 8x + (9 + 3x) + (3x + 4) = 180

Remove parenthesis around (9 + 3x)
-1 + 8x + 9 + 3x + (3x + 4) = 180

Reorder the terms:
-1 + 8x + 9 + 3x + (4 + 3x) = 180

Remove parenthesis around (4 + 3x)
-1 + 8x + 9 + 3x + 4 + 3x = 180

Reorder the terms:
-1 + 9 + 4 + 8x + 3x + 3x = 180

Combine like terms: -1 + 9 = 8
8 + 4 + 8x + 3x + 3x = 180

Combine like terms: 8 + 4 = 12
12 + 8x + 3x + 3x = 180

Combine like terms: 8x + 3x = 11x
12 + 11x + 3x = 180

Combine like terms: 11x + 3x = 14x
12 + 14x = 180

Solving
12 + 14x = 180

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 14x = 180 + -12

Combine like terms: 12 + -12 = 0
0 + 14x = 180 + -12
14x = 180 + -12

Combine like terms: 180 + -12 = 168
14x = 168

Divide each side by '14'.
x = 12

Simplifying
x = 12

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