15+y=138

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Solution for 15+y=138 equation: 


Simplifying
15 + y = 138

Solving
15 + y = 138

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 + y = 138 + -15

Combine like terms: 15 + -15 = 0
0 + y = 138 + -15
y = 138 + -15

Combine like terms: 138 + -15 = 123
y = 123

Simplifying
y = 123

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