Which system of linear equations can be solved using equation [x y] = [ 1/4 3/4 1 2][28 -12]?

What is the length of the missing leg in this right triangle? 18 mm 24 mm 26 mm 32 mm

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.

Akitchen is 12 ft. by 14 ft. with 10 ft. high walls. how much would it cost to put vinyl flooring in this room? $8.80 per ft