What is the slope intercept form for -3 -18

1 2

5 22

9 42

Pls! does anybody know a shortcut for answering these types of questions in the future?

During a bike challenge riders have to collect various colored ribbons each 1/2 mile they collect a red ribbon each eighth mile they collect a green ribbon and each quarter mile they collect a blue ribbion wich colors of ribion will be collected at the 3/4 markrer

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?