y-1+2y-5+3y-9=180

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Solution for y-1+2y-5+3y-9=180 equation:


Simplifying
y + -1 + 2y + -5 + 3y + -9 = 180

Reorder the terms:
-1 + -5 + -9 + y + 2y + 3y = 180

Combine like terms: -1 + -5 = -6
-6 + -9 + y + 2y + 3y = 180

Combine like terms: -6 + -9 = -15
-15 + y + 2y + 3y = 180

Combine like terms: y + 2y = 3y
-15 + 3y + 3y = 180

Combine like terms: 3y + 3y = 6y
-15 + 6y = 180

Solving
-15 + 6y = 180

Solving for variable 'y'.

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

Add '15' to each side of the equation.
-15 + 15 + 6y = 180 + 15

Combine like terms: -15 + 15 = 0
0 + 6y = 180 + 15
6y = 180 + 15

Combine like terms: 180 + 15 = 195
6y = 195

Divide each side by '6'.
y = 32.5

Simplifying
y = 32.5

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