-9-3y=1-18

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Solution for -9-3y=1-18 equation: 


Simplifying
-9 + -3y = 1 + -18

Combine like terms: 1 + -18 = -17
-9 + -3y = -17

Solving
-9 + -3y = -17

Solving for variable 'y'.

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

Add '9' to each side of the equation.
-9 + 9 + -3y = -17 + 9

Combine like terms: -9 + 9 = 0
0 + -3y = -17 + 9
-3y = -17 + 9

Combine like terms: -17 + 9 = -8
-3y = -8

Divide each side by '-3'.
y = 2.666666667

Simplifying
y = 2.666666667

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