8-12=y+5-9

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Solution for 8-12=y+5-9 equation:


Simplifying
8 + -12 = y + 5 + -9

Combine like terms: 8 + -12 = -4
-4 = y + 5 + -9

Reorder the terms:
-4 = 5 + -9 + y

Combine like terms: 5 + -9 = -4
-4 = -4 + y

Add '4' to each side of the equation.
-4 + 4 = -4 + 4 + y

Combine like terms: -4 + 4 = 0
0 = -4 + 4 + y

Combine like terms: -4 + 4 = 0
0 = 0 + y
0 = y

Solving
0 = 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.
0 + -1y = y + -1y
Remove the zero:
-1y = y + -1y

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

Divide each side by '-1'.
y = 0

Simplifying
y = 0

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