Which equation represents a proportional relationship that has a constant of proportionality equal to 2? y = x + 2
y = x/2
y = 2 x
y = 2

pls hurry

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

The graph shows the distance kerri drives on a trip. what is kerri's speed . a. 25 b.75 c.60 d.50

20 ! brainliest ! add and simplify your answer.