If a = 4 and b = 2, what is the value of the following expression?

5a + 2b - 7

5a + 2b - 7

A. 9

B. 31

C. 17

D. 18

One bag of Blizzard wood chips cover a 215 square foot area. How many total bags of wood chips must be purchased to cover an area that is 42 feet by 61 feet?

140 students are going on a field trip. They fill up a total of 4 buses equally. How many students are on each bus?

What is p=r-c in the profit formula

Simpleast form 3p/5p

12% of 72 is what using proportion method

The rectangle below has an area of x2 - 4x - 12 square meters and a length of x + 2 meters. What expression represents the width of the rectangle? X+2 Width x² - 4x - 12 Width = meters

What are the steps you would take to divide two fractions?

Angle Q measures 30 degrees. If angle Q is rotated 15 degrees, what is the measure of angle Q'?

If 1 euro is 1.07 dollars and 1 pound is 1.25 dollars how many euro is to the pound

32. The Bolo Cavern outside of Vandalia is 421 ft below sea level. A little more than 75 miles away. Mt. Owens is 7295 feet above sea level. What is the difference in elevation between the Bolo Cavern and Mt. Owens?