21-5m=17-2m

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Solution for 21-5m=17-2m equation:


Simplifying
21 + -5m = 17 + -2m

Solving
21 + -5m = 17 + -2m

Solving for variable 'm'.

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

Add '2m' to each side of the equation.
21 + -5m + 2m = 17 + -2m + 2m

Combine like terms: -5m + 2m = -3m
21 + -3m = 17 + -2m + 2m

Combine like terms: -2m + 2m = 0
21 + -3m = 17 + 0
21 + -3m = 17

Add '-21' to each side of the equation.
21 + -21 + -3m = 17 + -21

Combine like terms: 21 + -21 = 0
0 + -3m = 17 + -21
-3m = 17 + -21

Combine like terms: 17 + -21 = -4
-3m = -4

Divide each side by '-3'.
m = 1.333333333

Simplifying
m = 1.333333333

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