What is the difference between an arithmetic sequence type and the overarching umbrella of linear relationships

Match each function with its rate of growth or decay

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

F(x)=5/6x+3 which of the following is true