How do I rewrite 3x+2y-4=2(5-y) so that y is a function of x?

Identify a1 and r for the geometric sequence an= -256(-1/4) 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.

This is about circle theorems. someone asap : (