9y-5=7+8y

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Solution for 9y-5=7+8y equation:


Simplifying
9y + -5 = 7 + 8y

Reorder the terms:
-5 + 9y = 7 + 8y

Solving
-5 + 9y = 7 + 8y

Solving for variable 'y'.

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

Add '-8y' to each side of the equation.
-5 + 9y + -8y = 7 + 8y + -8y

Combine like terms: 9y + -8y = 1y
-5 + 1y = 7 + 8y + -8y

Combine like terms: 8y + -8y = 0
-5 + 1y = 7 + 0
-5 + 1y = 7

Add '5' to each side of the equation.
-5 + 5 + 1y = 7 + 5

Combine like terms: -5 + 5 = 0
0 + 1y = 7 + 5
1y = 7 + 5

Combine like terms: 7 + 5 = 12
1y = 12

Divide each side by '1'.
y = 12

Simplifying
y = 12

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