Perform the indicated operations.

11 (-2)

-27 : - 9

-100/5

Hank estimated the width of his door to his classroom in feet. What is a reasonable estimate?

x+5y=8 2x-5y=1 What is the solution?

The length of a rectangle is 5 centimeters less than twice its width. The perimeter of the rectangle is 80 cm. What are the dimensions of the rectangle?

A partially-filled water tank contains 300 gallons of water. Water is the pumped into the rank at a constant rate. after n minutes, the amount of water, W, in the tabk is W = 300+gngallons. After how many minutes will W = 450gallons?

A Store is having two sales on popcorn. The original price of the popcorn is $10 for 10 oz. Sale A offers you 33% more popcorn for free. Sale B offers you the same amount of popcorn, but at 33% off of the original price.

The radius of circle O is 24 and OC = 13. Find AB.

In a classroom, 3/8 of the students are wearing blue shirts, and 1/4 are wearing white shirts. There are 24 students in the classroom. How many students are wearing shirts other than blue shirts or white shirts?

3. Juliet rides her bike. During her ride, elevation increases a total of 4,228 feet, an increase of 75 feet per mile. How many miles does Juliet ride?

What is your parameter for 8 yards long and 3 yards wide

Find the perimeter of this semi-circle with diameter, d = 34cm. Give your answer as an expression in terms of π .