Solve for the unknown quantity in each proportion. k over three equals three over nine
A. 1
B. 3
C. 9
D. 27

Which ordered pair (c,d) is a solution to the given system of linear equations- c+2d=13 -9c-4d=-15

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.

Given: pqrs is a parallelogram prove: pr and qs bisect each other at t