What's 1 + 1 i already know this but i’m just looking out for yall

What is the 12th term of b(n)=-4-2(n-1)

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.

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.