3m^2=21m

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Solution for 3m^2=21m equation:


Simplifying
3m2 = 21m

Solving
3m2 = 21m

Solving for variable 'm'.

Reorder the terms:
-21m + 3m2 = 21m + -21m

Combine like terms: 21m + -21m = 0
-21m + 3m2 = 0

Factor out the Greatest Common Factor (GCF), '3m'.
3m(-7 + m) = 0

Ignore the factor 3.

Subproblem 1

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

Subproblem 2

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

Solution

m = {0, 7}

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