129-y=

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Solution for 129-y= equation: 


Simplifying
129 + -1y = 0

Solving
129 + -1y = 0

Solving for variable 'y'.

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

Add '-129' to each side of the equation.
129 + -129 + -1y = 0 + -129

Combine like terms: 129 + -129 = 0
0 + -1y = 0 + -129
-1y = 0 + -129

Combine like terms: 0 + -129 = -129
-1y = -129

Divide each side by '-1'.
y = 129

Simplifying
y = 129

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