System of equations have one solution

A always

B sometimes

C never

Mrs. Tomas is installing a fence around the perimeter of her garden. The perimeter of the garden is 36 feet. Each section of the fence is 3 feet long and costs $24.

Maggie has a ribbon 27 ft long what is the length of the ribbon in yards

There are 105 members of the high school band. Of these members, 1/5 play percussion instruments. How many members play percussion?

Calculate 110/11 a. 9 b. 11 c. 12 d. 10

How many like terms are in the expression? 14x-14y+7-x+z+2x

A fish-tank has a length of 45 centimeters, a width of 25 centimeter and a depth of 10 centimeter. Find the volume of the fish-tank, 10250 cm3 11250 cm3 10250 ft3 11250 ft3

Last fall Zeke planted six bulbs in the ground, which in the spring would grow into 2 yellow flowers, 2 purple flowers, and 2 red flowers. What is the probability that the first two flowers that come up in the spring are 2 yellow flowers?

2. What can be used to describe the function graphed? y=3x+2

A factory can produce two products, x and y, with a profit approximated by P = 14x + 22y - 900. The production of y can exceed x by no more than 100 units. Moreover, production levels are limited by the formula x + 2y ≤ 1,400.

What is the greatest common factor between 8x and 40?