y-2+y=18

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Solution for y-2+y=18 equation: 


Simplifying
y + -2 + y = 18

Reorder the terms:
-2 + y + y = 18

Combine like terms: y + y = 2y
-2 + 2y = 18

Solving
-2 + 2y = 18

Solving for variable 'y'.

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

Add '2' to each side of the equation.
-2 + 2 + 2y = 18 + 2

Combine like terms: -2 + 2 = 0
0 + 2y = 18 + 2
2y = 18 + 2

Combine like terms: 18 + 2 = 20
2y = 20

Divide each side by '2'.
y = 10

Simplifying
y = 10

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