-5+y+y=7

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Solution for -5+y+y=7 equation: 


Simplifying
-5 + y + y = 7

Combine like terms: y + y = 2y
-5 + 2y = 7

Solving
-5 + 2y = 7

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 = 7 + 5

Combine like terms: -5 + 5 = 0
0 + 2y = 7 + 5
2y = 7 + 5

Combine like terms: 7 + 5 = 12
2y = 12

Divide each side by '2'.
y = 6

Simplifying
y = 6

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