72-9a+2ab-16b=

Solution for 72-9a+2ab-16b= equation:

Simplifying
72 + -9a + 2ab + -16b = 0

Solving
72 + -9a + 2ab + -16b = 0

Solving for variable 'a'.

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

Add '-72' to each side of the equation.
72 + -9a + 2ab + -72 + -16b = 0 + -72

Reorder the terms:
72 + -72 + -9a + 2ab + -16b = 0 + -72

Combine like terms: 72 + -72 = 0
0 + -9a + 2ab + -16b = 0 + -72
-9a + 2ab + -16b = 0 + -72

Combine like terms: 0 + -72 = -72
-9a + 2ab + -16b = -72

Add '16b' to each side of the equation.
-9a + 2ab + -16b + 16b = -72 + 16b

Combine like terms: -16b + 16b = 0
-9a + 2ab + 0 = -72 + 16b
-9a + 2ab = -72 + 16b

Reorder the terms:
72 + -9a + 2ab + -16b = -72 + 16b + 72 + -16b

Reorder the terms:
72 + -9a + 2ab + -16b = -72 + 72 + 16b + -16b

Combine like terms: -72 + 72 = 0
72 + -9a + 2ab + -16b = 0 + 16b + -16b
72 + -9a + 2ab + -16b = 16b + -16b

Combine like terms: 16b + -16b = 0
72 + -9a + 2ab + -16b = 0

The solution to this equation could not be determined.