ab-4a-4b=80

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Solution for ab-4a-4b=80 equation:


Simplifying
ab + -4a + -4b = 80

Reorder the terms:
-4a + ab + -4b = 80

Solving
-4a + ab + -4b = 80

Solving for variable 'a'.

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

Add '4b' to each side of the equation.
-4a + ab + -4b + 4b = 80 + 4b

Combine like terms: -4b + 4b = 0
-4a + ab + 0 = 80 + 4b
-4a + ab = 80 + 4b

Reorder the terms:
-80 + -4a + ab + -4b = 80 + 4b + -80 + -4b

Reorder the terms:
-80 + -4a + ab + -4b = 80 + -80 + 4b + -4b

Combine like terms: 80 + -80 = 0
-80 + -4a + ab + -4b = 0 + 4b + -4b
-80 + -4a + ab + -4b = 4b + -4b

Combine like terms: 4b + -4b = 0
-80 + -4a + ab + -4b = 0

The solution to this equation could not be determined.

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