Math Savvas Expressions

The price of grapes, g, is $2.19 per pound. The price of bananas, b, is $0.59 per pound. The price of pears, p, is $1.49 per pound. Write the expression that shows how much you would pay for all three.

On Saturday, Lukas drove 4x - 5 miles. On Sunday, he drove 3x - 10 miles. What is the difference in miles driven?

• x + 15

• x - 5

• x + 5

• x - 15

What is the cost for 3 pounds of grapes, 3 pounds of bananas, and 2 pounds of pears? Use the expression 2.19g + 0.59b + 1.49p to solve.

• -6 + 8d - 2c

• -30 + 40d - 10c

• -2c + 8d - 6

• 6 - 8d + 2c

Simplify the expression: 2(10) + 2(x - 4).

A store offers 20% off all items. If x is the original price, which expression represents the final price with the discount? Select all that apply.

• 0.8x

• 1.2x

• x

• x - 0.2x

Suppose 8x + 16 ice cream cones were sold on Saturday and 7x - 9 were sold on Sunday. What is the total number of ice cream cones sold?

There are 11.5 ounces of cereal in a container. Additional cereal is poured into the container at a rate of 2.25 ounces per second. How many ounces are in the container after 4 seconds?

What are two different ways of factoring -3x - 9? Select all that apply.

• 3(x + 3)

• -3(x + 3)

• -3(x - 3)

• 3(-x - 3)

Using the expression 8a + 16c, factor the expression using the GCF