5+y+y=15

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Solution for 5+y+y=15 equation: 


Simplifying
5 + y + y = 15

Combine like terms: y + y = 2y
5 + 2y = 15

Solving
5 + 2y = 15

Solving for variable 'y'.

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

Add '-5' to each side of the equation.
5 + -5 + 2y = 15 + -5

Combine like terms: 5 + -5 = 0
0 + 2y = 15 + -5
2y = 15 + -5

Combine like terms: 15 + -5 = 10
2y = 10

Divide each side by '2'.
y = 5

Simplifying
y = 5

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