189=21m

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Solution for 189=21m equation:


Simplifying
189 = 21m

Solving
189 = 21m

Solving for variable 'm'.

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

Add '-21m' to each side of the equation.
189 + -21m = 21m + -21m

Combine like terms: 21m + -21m = 0
189 + -21m = 0

Add '-189' to each side of the equation.
189 + -189 + -21m = 0 + -189

Combine like terms: 189 + -189 = 0
0 + -21m = 0 + -189
-21m = 0 + -189

Combine like terms: 0 + -189 = -189
-21m = -189

Divide each side by '-21'.
m = 9

Simplifying
m = 9

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