7a-3a+8b+7ab-8b-2ab=

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Solution for 7a-3a+8b+7ab-8b-2ab= equation:


Simplifying
7a + -3a + 8b + 7ab + -8b + -2ab = 0

Reorder the terms:
7a + -3a + 7ab + -2ab + 8b + -8b = 0

Combine like terms: 7a + -3a = 4a
4a + 7ab + -2ab + 8b + -8b = 0

Combine like terms: 7ab + -2ab = 5ab
4a + 5ab + 8b + -8b = 0

Combine like terms: 8b + -8b = 0
4a + 5ab + 0 = 0
4a + 5ab = 0

Solving
4a + 5ab = 0

Solving for variable 'a'.

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

Factor out the Greatest Common Factor (GCF), 'a'.
a(4 + 5b) = 0

Subproblem 1

Set the factor 'a' equal to zero and attempt to solve: Simplifying a = 0 Solving a = 0 Move all terms containing a to the left, all other terms to the right. Simplifying a = 0

Subproblem 2

Set the factor '(4 + 5b)' equal to zero and attempt to solve: Simplifying 4 + 5b = 0 Solving 4 + 5b = 0 Move all terms containing a to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + 5b = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 5b = 0 + -4 5b = 0 + -4 Combine like terms: 0 + -4 = -4 5b = -4 Add '-5b' to each side of the equation. 5b + -5b = -4 + -5b Combine like terms: 5b + -5b = 0 0 = -4 + -5b Simplifying 0 = -4 + -5b The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Solution

a = {0}

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