Answer:
(1/3)21 - 1 - (1/2)12
7 - 1 - 6
6 - 6 = 0
0
Step-by-step explanation:
[tex] \frac{1}{3} (21) - 1 - \frac{1}{2} (12) = 7 - 1 - 6 = 0[/tex]
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