(x-9y+1)+(11x+2)=180

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Solution for (x-9y+1)+(11x+2)=180 equation: 


Simplifying
(x + -9y + 1) + (11x + 2) = 180

Reorder the terms:
(1 + x + -9y) + (11x + 2) = 180

Remove parenthesis around (1 + x + -9y)
1 + x + -9y + (11x + 2) = 180

Reorder the terms:
1 + x + -9y + (2 + 11x) = 180

Remove parenthesis around (2 + 11x)
1 + x + -9y + 2 + 11x = 180

Reorder the terms:
1 + 2 + x + 11x + -9y = 180

Combine like terms: 1 + 2 = 3
3 + x + 11x + -9y = 180

Combine like terms: x + 11x = 12x
3 + 12x + -9y = 180

Solving
3 + 12x + -9y = 180

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + 12x + -3 + -9y = 180 + -3

Reorder the terms:
3 + -3 + 12x + -9y = 180 + -3

Combine like terms: 3 + -3 = 0
0 + 12x + -9y = 180 + -3
12x + -9y = 180 + -3

Combine like terms: 180 + -3 = 177
12x + -9y = 177

Add '9y' to each side of the equation.
12x + -9y + 9y = 177 + 9y

Combine like terms: -9y + 9y = 0
12x + 0 = 177 + 9y
12x = 177 + 9y

Divide each side by '12'.
x = 14.75 + 0.75y

Simplifying
x = 14.75 + 0.75y

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