21A^3B-15A^2B^2=

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Solution for 21A^3B-15A^2B^2= equation:


Simplifying
21A3B + -15A2B2 = 0

Reorder the terms:
-15A2B2 + 21A3B = 0

Solving
-15A2B2 + 21A3B = 0

Solving for variable 'A'.

Factor out the Greatest Common Factor (GCF), '3A2B'.
3A2B(-5B + 7A) = 0

Ignore the factor 3.

Subproblem 1

Set the factor 'A2B' equal to zero and attempt to solve: Simplifying A2B = 0 Solving A2B = 0 Move all terms containing A to the left, all other terms to the right. Simplifying A2B = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(-5B + 7A)' equal to zero and attempt to solve: Simplifying -5B + 7A = 0 Reorder the terms: 7A + -5B = 0 Solving 7A + -5B = 0 Move all terms containing A to the left, all other terms to the right. Add '5B' to each side of the equation. 7A + -5B + 5B = 0 + 5B Combine like terms: -5B + 5B = 0 7A + 0 = 0 + 5B 7A = 0 + 5B Remove the zero: 7A = 5B Divide each side by '7'. A = 0.7142857143B Simplifying A = 0.7142857143B

Solution

A = {0.7142857143B}

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