9-y=y+5

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Solution for 9-y=y+5 equation:


Simplifying
9 + -1y = y + 5

Reorder the terms:
9 + -1y = 5 + y

Solving
9 + -1y = 5 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
9 + -1y + -1y = 5 + y + -1y

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

Combine like terms: y + -1y = 0
9 + -2y = 5 + 0
9 + -2y = 5

Add '-9' to each side of the equation.
9 + -9 + -2y = 5 + -9

Combine like terms: 9 + -9 = 0
0 + -2y = 5 + -9
-2y = 5 + -9

Combine like terms: 5 + -9 = -4
-2y = -4

Divide each side by '-2'.
y = 2

Simplifying
y = 2

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