100-4y-80=0

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Solution for 100-4y-80=0 equation:


Simplifying
100 + -4y + -80 = 0

Reorder the terms:
100 + -80 + -4y = 0

Combine like terms: 100 + -80 = 20
20 + -4y = 0

Solving
20 + -4y = 0

Solving for variable 'y'.

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

Add '-20' to each side of the equation.
20 + -20 + -4y = 0 + -20

Combine like terms: 20 + -20 = 0
0 + -4y = 0 + -20
-4y = 0 + -20

Combine like terms: 0 + -20 = -20
-4y = -20

Divide each side by '-4'.
y = 5

Simplifying
y = 5

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