An airline charges $150 for a ticket and $20 for each bag. Which equation shows the relationship between the number of bags, b, and the total cost, c, for flying with this airline.

Mickey needs to cut pieces of ribbon that are each 1 meter long tie onto balloons. if he has 8 pieces of ribbon that are each 1 dekameter long. how many 1 meter pieces of ribbon can he cut

Ling is using fraction strips to add 2/3 and 7/12's the sum is one whole plus how many twelves?

Plz me so yeah i rly don't get this