7y-18=-2+9y

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Solution for 7y-18=-2+9y equation:


Simplifying
7y + -18 = -2 + 9y

Reorder the terms:
-18 + 7y = -2 + 9y

Solving
-18 + 7y = -2 + 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
-18 + 7y + -9y = -2 + 9y + -9y

Combine like terms: 7y + -9y = -2y
-18 + -2y = -2 + 9y + -9y

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

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

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

Combine like terms: -2 + 18 = 16
-2y = 16

Divide each side by '-2'.
y = -8

Simplifying
y = -8

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