2y+7y-4y=81

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Solution for 2y+7y-4y=81 equation: 


Simplifying
2y + 7y + -4y = 81

Combine like terms: 2y + 7y = 9y
9y + -4y = 81

Combine like terms: 9y + -4y = 5y
5y = 81

Solving
5y = 81

Solving for variable 'y'.

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

Divide each side by '5'.
y = 16.2

Simplifying
y = 16.2

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