-y-2=3y+y

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Solution for -y-2=3y+y equation:


Simplifying
-1y + -2 = 3y + y

Reorder the terms:
-2 + -1y = 3y + y

Combine like terms: 3y + y = 4y
-2 + -1y = 4y

Solving
-2 + -1y = 4y

Solving for variable 'y'.

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

Add '-4y' to each side of the equation.
-2 + -1y + -4y = 4y + -4y

Combine like terms: -1y + -4y = -5y
-2 + -5y = 4y + -4y

Combine like terms: 4y + -4y = 0
-2 + -5y = 0

Add '2' to each side of the equation.
-2 + 2 + -5y = 0 + 2

Combine like terms: -2 + 2 = 0
0 + -5y = 0 + 2
-5y = 0 + 2

Combine like terms: 0 + 2 = 2
-5y = 2

Divide each side by '-5'.
y = -0.4

Simplifying
y = -0.4

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