9y-6=y-7

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Solution for 9y-6=y-7 equation:


Simplifying
9y + -6 = y + -7

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

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

Solving
-6 + 9y = -7 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-6 + 9y + -1y = -7 + y + -1y

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

Combine like terms: y + -1y = 0
-6 + 8y = -7 + 0
-6 + 8y = -7

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

Combine like terms: -6 + 6 = 0
0 + 8y = -7 + 6
8y = -7 + 6

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

Divide each side by '8'.
y = -0.125

Simplifying
y = -0.125

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