2x = 20,x = ___ what is the number for the blank spot?

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Bill works as a waiter and is keeping track of the tips he ears daily. about how much does bill have to earn in tips on sunday if he wants to average $22 a day? tips by day tips (dollars) monday tuesday wednesday thursday friday saturday $14 $22 $28 $36

Solve for x: 5/3 x = 20/21 it's fraction. remember to simplify your fraction