-2y-5=y+4

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Solution for -2y-5=y+4 equation:


Simplifying
-2y + -5 = y + 4

Reorder the terms:
-5 + -2y = y + 4

Reorder the terms:
-5 + -2y = 4 + y

Solving
-5 + -2y = 4 + 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.
-5 + -2y + -1y = 4 + y + -1y

Combine like terms: -2y + -1y = -3y
-5 + -3y = 4 + y + -1y

Combine like terms: y + -1y = 0
-5 + -3y = 4 + 0
-5 + -3y = 4

Add '5' to each side of the equation.
-5 + 5 + -3y = 4 + 5

Combine like terms: -5 + 5 = 0
0 + -3y = 4 + 5
-3y = 4 + 5

Combine like terms: 4 + 5 = 9
-3y = 9

Divide each side by '-3'.
y = -3

Simplifying
y = -3

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