7y-5=8y

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Solution for 7y-5=8y equation:


Simplifying
7y + -5 = 8y

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

Solving
-5 + 7y = 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 + 7y + -8y = 8y + -8y

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

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

Add '5' to each side of the equation.
-5 + 5 + -1y = 0 + 5

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

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

Divide each side by '-1'.
y = -5

Simplifying
y = -5

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