2y=9+(9+y)

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Solution for 2y=9+(9+y) equation:


Simplifying
2y = 9 + (9 + y)

Remove parenthesis around (9 + y)
2y = 9 + 9 + y

Combine like terms: 9 + 9 = 18
2y = 18 + y

Solving
2y = 18 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
2y + -1y = 18 + y + -1y

Combine like terms: 2y + -1y = 1y
1y = 18 + y + -1y

Combine like terms: y + -1y = 0
1y = 18 + 0
1y = 18

Divide each side by '1'.
y = 18

Simplifying
y = 18

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