A rectangle with vertices M(-7, -2), N(-5, -1), O (-2, -7) and P(-4, -8) is rotated 90 degrees counter clockwise about the origin. What are the new locations of the vertices?

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.

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.

Y= a(x-3)squared-1 what is the value of a