7y+8-y=1+5y-8

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Solution for 7y+8-y=1+5y-8 equation: 


Simplifying
7y + 8 + -1y = 1 + 5y + -8

Reorder the terms:
8 + 7y + -1y = 1 + 5y + -8

Combine like terms: 7y + -1y = 6y
8 + 6y = 1 + 5y + -8

Reorder the terms:
8 + 6y = 1 + -8 + 5y

Combine like terms: 1 + -8 = -7
8 + 6y = -7 + 5y

Solving
8 + 6y = -7 + 5y

Solving for variable 'y'.

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

Add '-5y' to each side of the equation.
8 + 6y + -5y = -7 + 5y + -5y

Combine like terms: 6y + -5y = 1y
8 + 1y = -7 + 5y + -5y

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

Add '-8' to each side of the equation.
8 + -8 + 1y = -7 + -8

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

Combine like terms: -7 + -8 = -15
1y = -15

Divide each side by '1'.
y = -15

Simplifying
y = -15

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