What is the equation in slope-intercept form that has a slope of -1 and a y-intercept of 4? pls help

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

How do you convert 1.27 to a percentage

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.