(8b-ab+7a)-(3a-9ab+b)=

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Solution for (8b-ab+7a)-(3a-9ab+b)= equation:


Simplifying
(8b + -1ab + 7a) + -1(3a + -9ab + b) = 0

Reorder the terms:
(7a + -1ab + 8b) + -1(3a + -9ab + b) = 0

Remove parenthesis around (7a + -1ab + 8b)
7a + -1ab + 8b + -1(3a + -9ab + b) = 0
7a + -1ab + 8b + (3a * -1 + -9ab * -1 + b * -1) = 0
7a + -1ab + 8b + (-3a + 9ab + -1b) = 0

Reorder the terms:
7a + -3a + -1ab + 9ab + 8b + -1b = 0

Combine like terms: 7a + -3a = 4a
4a + -1ab + 9ab + 8b + -1b = 0

Combine like terms: -1ab + 9ab = 8ab
4a + 8ab + 8b + -1b = 0

Combine like terms: 8b + -1b = 7b
4a + 8ab + 7b = 0

Solving
4a + 8ab + 7b = 0

Solving for variable 'a'.

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

Add '-7b' to each side of the equation.
4a + 8ab + 7b + -7b = 0 + -7b

Combine like terms: 7b + -7b = 0
4a + 8ab + 0 = 0 + -7b
4a + 8ab = 0 + -7b
Remove the zero:
4a + 8ab = -7b

Combine like terms: -7b + 7b = 0
4a + 8ab + 7b = 0

The solution to this equation could not be determined.

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