8=y+9

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Solution for 8=y+9 equation:


Simplifying
8 = y + 9

Reorder the terms:
8 = 9 + y

Solving
8 = 9 + 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.
8 + -1y = 9 + y + -1y

Combine like terms: y + -1y = 0
8 + -1y = 9 + 0
8 + -1y = 9

Add '-8' to each side of the equation.
8 + -8 + -1y = 9 + -8

Combine like terms: 8 + -8 = 0
0 + -1y = 9 + -8
-1y = 9 + -8

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

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

Simplifying
y = -1

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