During a sale at the bookstore , books sold for $4 and magazines sold for $3.50. Jan spent $22 and bought a total of 6 books and magazines. How many of each did she buy?

Classify each system of equations as having a single solution, no solution, or infinite solutions. y=11 - 2x and 4x - y=7 x=12 - 3y and 3x + 9y = 24 2x + y=7 and - 6x=3y - 21 x + y=15 and 2x - y=15 2x + y = 7 and - 4x=2y + 14 x + 4y=6 and 2x=12 - 8y

If you open an account that compounds quarterly in 2020. In what year will it double the starting amount if it has an APR of 3.2%

Kathleen correctly determines four arithmetic means between - 7 and 14. What values does Kathleen determine? Kathleen determines the four arithmetic means to be - 2.8, 1.6, 5.8, and 10. Kathleen determines the four arithmetic means to be - 2.8, 1.

Y = x2 - 3x + 10, find f (-2)

Alvin's family used 20.5 gallons of gas to Drive 492 miles. How many miles did they drive on each gallon of gas

Carl has three lengths of cable, 5/6 yard long, 1/4 yard long and 2/3 yard long. he needs at least one yard of cable. Which two pieces together Make a k Length at least 1 yard and closest to one yard

The perimeter of a rectangle is 280 cm. The ratio of the width to length is 3:4:3:4. What is the length of the rectangle?

The polynomial 3x ^ 3 - 16x ^ 2 + 31x - 20 the area of a trapezoidal desktop. Of the bases of the x ^ 3 - 5x the height of the trapezoid? Hins: Use long division, what is trapezoid represented by the expressions trapezoid

Tori takes his dog to be groomed. The fee to groom the dog is $75 plus 6.75% tax. Is 80$ enough to pay for the service?

After travelling 2/5 of a Journey a driver found that he had 60km more to go find the length of the whole Journey?