Question

2-2. Simplify:
a. 3/7 + 1/21 - 1/14​

Answer 1

Step-by-step explanation:

$\tt 3/7+1/21−1/14$

$\tt =10/21−1/14$

$\tt =17/42$

Answer 2

Answer:

Refer to the attachment

Step-by-step explanation:

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