(9x+12)+(12x-6)+y=180

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Solution for (9x+12)+(12x-6)+y=180 equation:


Simplifying
(9x + 12) + (12x + -6) + y = 180

Reorder the terms:
(12 + 9x) + (12x + -6) + y = 180

Remove parenthesis around (12 + 9x)
12 + 9x + (12x + -6) + y = 180

Reorder the terms:
12 + 9x + (-6 + 12x) + y = 180

Remove parenthesis around (-6 + 12x)
12 + 9x + -6 + 12x + y = 180

Reorder the terms:
12 + -6 + 9x + 12x + y = 180

Combine like terms: 12 + -6 = 6
6 + 9x + 12x + y = 180

Combine like terms: 9x + 12x = 21x
6 + 21x + y = 180

Solving
6 + 21x + y = 180

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + 21x + -6 + y = 180 + -6

Reorder the terms:
6 + -6 + 21x + y = 180 + -6

Combine like terms: 6 + -6 = 0
0 + 21x + y = 180 + -6
21x + y = 180 + -6

Combine like terms: 180 + -6 = 174
21x + y = 174

Add '-1y' to each side of the equation.
21x + y + -1y = 174 + -1y

Combine like terms: y + -1y = 0
21x + 0 = 174 + -1y
21x = 174 + -1y

Divide each side by '21'.
x = 8.285714286 + -0.04761904762y

Simplifying
x = 8.285714286 + -0.04761904762y

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