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3 years ago

13

If a is the average (arithmetic mean) of j and 9, z is the average of 2j and 15, and c is the average of 3j and 18, what is the

average of a, b, and z in terms of j?

1 answer:

Soloha48 [4]3 years ago

6 0

Because j equal q of r and w equal x of w

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