9y-81=-16y

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Solution for 9y-81=-16y equation:


Simplifying
9y + -81 = -16y

Reorder the terms:
-81 + 9y = -16y

Solving
-81 + 9y = -16y

Solving for variable 'y'.

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

Add '16y' to each side of the equation.
-81 + 9y + 16y = -16y + 16y

Combine like terms: 9y + 16y = 25y
-81 + 25y = -16y + 16y

Combine like terms: -16y + 16y = 0
-81 + 25y = 0

Add '81' to each side of the equation.
-81 + 81 + 25y = 0 + 81

Combine like terms: -81 + 81 = 0
0 + 25y = 0 + 81
25y = 0 + 81

Combine like terms: 0 + 81 = 81
25y = 81

Divide each side by '25'.
y = 3.24

Simplifying
y = 3.24

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