(-4ab-5a+3)-(-7ab+9)=0

Solution for (-4ab-5a+3)-(-7ab+9)=0 equation:

Simplifying
(-4ab + -5a + 3) + -1(-7ab + 9) = 0

Reorder the terms:
(3 + -5a + -4ab) + -1(-7ab + 9) = 0

Remove parenthesis around (3 + -5a + -4ab)
3 + -5a + -4ab + -1(-7ab + 9) = 0

Reorder the terms:
3 + -5a + -4ab + -1(9 + -7ab) = 0
3 + -5a + -4ab + (9 * -1 + -7ab * -1) = 0
3 + -5a + -4ab + (-9 + 7ab) = 0

Reorder the terms:
3 + -9 + -5a + -4ab + 7ab = 0

Combine like terms: 3 + -9 = -6
-6 + -5a + -4ab + 7ab = 0

Combine like terms: -4ab + 7ab = 3ab
-6 + -5a + 3ab = 0

Solving
-6 + -5a + 3ab = 0

Solving for variable 'a'.

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

Add '6' to each side of the equation.
-6 + -5a + 6 + 3ab = 0 + 6

Reorder the terms:
-6 + 6 + -5a + 3ab = 0 + 6

Combine like terms: -6 + 6 = 0
0 + -5a + 3ab = 0 + 6
-5a + 3ab = 0 + 6

Combine like terms: 0 + 6 = 6
-5a + 3ab = 6

Reorder the terms:
-6 + -5a + 3ab = 6 + -6

Combine like terms: 6 + -6 = 0
-6 + -5a + 3ab = 0

The solution to this equation could not be determined.