9+2y+9+2y=

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


Simplifying
9 + 2y + 9 + 2y = 0

Reorder the terms:
9 + 9 + 2y + 2y = 0

Combine like terms: 9 + 9 = 18
18 + 2y + 2y = 0

Combine like terms: 2y + 2y = 4y
18 + 4y = 0

Solving
18 + 4y = 0

Solving for variable 'y'.

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

Add '-18' to each side of the equation.
18 + -18 + 4y = 0 + -18

Combine like terms: 18 + -18 = 0
0 + 4y = 0 + -18
4y = 0 + -18

Combine like terms: 0 + -18 = -18
4y = -18

Divide each side by '4'.
y = -4.5

Simplifying
y = -4.5

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