-y-3=y-1

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Solution for -y-3=y-1 equation:


Simplifying
-1y + -3 = y + -1

Reorder the terms:
-3 + -1y = y + -1

Reorder the terms:
-3 + -1y = -1 + y

Solving
-3 + -1y = -1 + 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.
-3 + -1y + -1y = -1 + y + -1y

Combine like terms: -1y + -1y = -2y
-3 + -2y = -1 + y + -1y

Combine like terms: y + -1y = 0
-3 + -2y = -1 + 0
-3 + -2y = -1

Add '3' to each side of the equation.
-3 + 3 + -2y = -1 + 3

Combine like terms: -3 + 3 = 0
0 + -2y = -1 + 3
-2y = -1 + 3

Combine like terms: -1 + 3 = 2
-2y = 2

Divide each side by '-2'.
y = -1

Simplifying
y = -1

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