3y-9=-y+27

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Solution for 3y-9=-y+27 equation:


Simplifying
3y + -9 = -1y + 27

Reorder the terms:
-9 + 3y = -1y + 27

Reorder the terms:
-9 + 3y = 27 + -1y

Solving
-9 + 3y = 27 + -1y

Solving for variable 'y'.

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

Add 'y' to each side of the equation.
-9 + 3y + y = 27 + -1y + y

Combine like terms: 3y + y = 4y
-9 + 4y = 27 + -1y + y

Combine like terms: -1y + y = 0
-9 + 4y = 27 + 0
-9 + 4y = 27

Add '9' to each side of the equation.
-9 + 9 + 4y = 27 + 9

Combine like terms: -9 + 9 = 0
0 + 4y = 27 + 9
4y = 27 + 9

Combine like terms: 27 + 9 = 36
4y = 36

Divide each side by '4'.
y = 9

Simplifying
y = 9

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