If the formula c=2xr c stands for [blank]

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

What is the result of adding the system of equations? 2x+y=4 3x-y=6

Measure of angles 31 (x+4) (3x+9) me