6-9y=78

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Solution for 6-9y=78 equation: 


Simplifying
6 + -9y = 78

Solving
6 + -9y = 78

Solving for variable 'y'.

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

Add '-6' to each side of the equation.
6 + -6 + -9y = 78 + -6

Combine like terms: 6 + -6 = 0
0 + -9y = 78 + -6
-9y = 78 + -6

Combine like terms: 78 + -6 = 72
-9y = 72

Divide each side by '-9'.
y = -8

Simplifying
y = -8

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