9y+8-y=6+7y-1

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Solution for 9y+8-y=6+7y-1 equation:


Simplifying
9y + 8 + -1y = 6 + 7y + -1

Reorder the terms:
8 + 9y + -1y = 6 + 7y + -1

Combine like terms: 9y + -1y = 8y
8 + 8y = 6 + 7y + -1

Reorder the terms:
8 + 8y = 6 + -1 + 7y

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

Solving
8 + 8y = 5 + 7y

Solving for variable 'y'.

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

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

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

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

Add '-8' to each side of the equation.
8 + -8 + 1y = 5 + -8

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

Combine like terms: 5 + -8 = -3
1y = -3

Divide each side by '1'.
y = -3

Simplifying
y = -3

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