(-1)-y=4

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Solution for (-1)-y=4 equation:


Simplifying
(-1) + -1y = 4
-1 + -1y = 4

Solving
-1 + -1y = 4

Solving for variable 'y'.

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

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

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

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

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

Simplifying
y = -5

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