4-y-y=4

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Solution for 4-y-y=4 equation: 


Simplifying
4 + -1y + -1y = 4

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

Add '-4' to each side of the equation.
4 + -4 + -2y = 4 + -4

Combine like terms: 4 + -4 = 0
0 + -2y = 4 + -4
-2y = 4 + -4

Combine like terms: 4 + -4 = 0
-2y = 0

Solving
-2y = 0

Solving for variable 'y'.

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

Divide each side by '-2'.
y = 0

Simplifying
y = 0

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