5-y-8=20+y

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Solution for 5-y-8=20+y equation:


Simplifying
5 + -1y + -8 = 20 + y

Reorder the terms:
5 + -8 + -1y = 20 + y

Combine like terms: 5 + -8 = -3
-3 + -1y = 20 + y

Solving
-3 + -1y = 20 + 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 = 20 + y + -1y

Combine like terms: -1y + -1y = -2y
-3 + -2y = 20 + y + -1y

Combine like terms: y + -1y = 0
-3 + -2y = 20 + 0
-3 + -2y = 20

Add '3' to each side of the equation.
-3 + 3 + -2y = 20 + 3

Combine like terms: -3 + 3 = 0
0 + -2y = 20 + 3
-2y = 20 + 3

Combine like terms: 20 + 3 = 23
-2y = 23

Divide each side by '-2'.
y = -11.5

Simplifying
y = -11.5

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