6+15y-5=7y+85-4-y

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Solution for 6+15y-5=7y+85-4-y equation: 


Simplifying
6 + 15y + -5 = 7y + 85 + -4 + -1y

Reorder the terms:
6 + -5 + 15y = 7y + 85 + -4 + -1y

Combine like terms: 6 + -5 = 1
1 + 15y = 7y + 85 + -4 + -1y

Reorder the terms:
1 + 15y = 85 + -4 + 7y + -1y

Combine like terms: 85 + -4 = 81
1 + 15y = 81 + 7y + -1y

Combine like terms: 7y + -1y = 6y
1 + 15y = 81 + 6y

Solving
1 + 15y = 81 + 6y

Solving for variable 'y'.

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

Add '-6y' to each side of the equation.
1 + 15y + -6y = 81 + 6y + -6y

Combine like terms: 15y + -6y = 9y
1 + 9y = 81 + 6y + -6y

Combine like terms: 6y + -6y = 0
1 + 9y = 81 + 0
1 + 9y = 81

Add '-1' to each side of the equation.
1 + -1 + 9y = 81 + -1

Combine like terms: 1 + -1 = 0
0 + 9y = 81 + -1
9y = 81 + -1

Combine like terms: 81 + -1 = 80
9y = 80

Divide each side by '9'.
y = 8.888888889

Simplifying
y = 8.888888889

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