8y-9-7y=

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Solution for 8y-9-7y= equation: 


Simplifying
8y + -9 + -7y = 0

Reorder the terms:
-9 + 8y + -7y = 0

Combine like terms: 8y + -7y = 1y
-9 + 1y = 0

Solving
-9 + 1y = 0

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 + 1y = 0 + 9

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

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

Divide each side by '1'.
y = 9

Simplifying
y = 9

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