(3y+23)+(9y-11)=180

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Solution for (3y+23)+(9y-11)=180 equation:


Simplifying
(3y + 23) + (9y + -11) = 180

Reorder the terms:
(23 + 3y) + (9y + -11) = 180

Remove parenthesis around (23 + 3y)
23 + 3y + (9y + -11) = 180

Reorder the terms:
23 + 3y + (-11 + 9y) = 180

Remove parenthesis around (-11 + 9y)
23 + 3y + -11 + 9y = 180

Reorder the terms:
23 + -11 + 3y + 9y = 180

Combine like terms: 23 + -11 = 12
12 + 3y + 9y = 180

Combine like terms: 3y + 9y = 12y
12 + 12y = 180

Solving
12 + 12y = 180

Solving for variable 'y'.

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

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

Combine like terms: 12 + -12 = 0
0 + 12y = 180 + -12
12y = 180 + -12

Combine like terms: 180 + -12 = 168
12y = 168

Divide each side by '12'.
y = 14

Simplifying
y = 14

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