13-4y=y+18

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Solution for 13-4y=y+18 equation:


Simplifying
13 + -4y = y + 18

Reorder the terms:
13 + -4y = 18 + y

Solving
13 + -4y = 18 + 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.
13 + -4y + -1y = 18 + y + -1y

Combine like terms: -4y + -1y = -5y
13 + -5y = 18 + y + -1y

Combine like terms: y + -1y = 0
13 + -5y = 18 + 0
13 + -5y = 18

Add '-13' to each side of the equation.
13 + -13 + -5y = 18 + -13

Combine like terms: 13 + -13 = 0
0 + -5y = 18 + -13
-5y = 18 + -13

Combine like terms: 18 + -13 = 5
-5y = 5

Divide each side by '-5'.
y = -1

Simplifying
y = -1

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