Are those functions? It said to determine if each relation is a function but I forgot how to find functions. Can someone please help me and tell me how you know??

Answer is in the photo. I can only upload it to a file hosting service. link below! Good Luck!

https://cutt.ly/wzdvC7R

$450.00 for 6 weeks

or

$300

step-by-step explanation:

$200.00 for first week $50.00 x5 equals $250 plus $200 equals $450.00 for six weeks.

$200 for first week

$200 x 0.10 = $20

$20 x 5 = $100

$200 + $100 = $300

1/3 + 1/5 = 8/15.

step-by-step explanation:

hope it