12y+9y+3=180

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Solution for 12y+9y+3=180 equation:


Simplifying
12y + 9y + 3 = 180

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

Combine like terms: 12y + 9y = 21y
3 + 21y = 180

Solving
3 + 21y = 180

Solving for variable 'y'.

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

Add '-3' to each side of the equation.
3 + -3 + 21y = 180 + -3

Combine like terms: 3 + -3 = 0
0 + 21y = 180 + -3
21y = 180 + -3

Combine like terms: 180 + -3 = 177
21y = 177

Divide each side by '21'.
y = 8.428571429

Simplifying
y = 8.428571429

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