7y-7=8y-5

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


Simplifying
7y + -7 = 8y + -5

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

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

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

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

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

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

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

Combine like terms: -5 + 7 = 2
-1y = 2

Divide each side by '-1'.
y = -2

Simplifying
y = -2

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