-4=13+y

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Solution for -4=13+y equation:


Simplifying
-4 = 13 + y

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

Combine like terms: y + -1y = 0
-4 + -1y = 13 + 0
-4 + -1y = 13

Add '4' to each side of the equation.
-4 + 4 + -1y = 13 + 4

Combine like terms: -4 + 4 = 0
0 + -1y = 13 + 4
-1y = 13 + 4

Combine like terms: 13 + 4 = 17
-1y = 17

Divide each side by '-1'.
y = -17

Simplifying
y = -17

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