Algebra 1: Evaluating Expressions & Word Problems

A store sells pencils for $2 each. If you buy x pencils, write an expression for the total cost. Evaluate the expression for x = 5.

• 12

• 8

• 15

• 10

A rectangle has a length of 3x and a width of 2. Write an expression for the perimeter of the rectangle. Evaluate the expression for x = 4.

• 24

• 28

• 20

• 32

Maria has 4 times as many marbles as John. If John has y marbles, write an expression for the number of marbles Maria has. Evaluate for y = 6.

• 24

• 30

• 12

• 18

A car rental company charges a flat fee of $50 plus $0.20 per mile driven. Write an expression for the total cost of renting the car for m miles. Evaluate for m = 100.

• 70

• $100

• $50

• $90

The area of a triangle is given by the formula A = 1/2 * base * height. If the base is 6 and the height is h, write an expression for the area. Evaluate for h = 5.

• 15

• 18

• 12

• 20

A recipe requires 3x cups of flour and 2 cups of sugar. Write an expression for the total amount of ingredients needed. Evaluate for x = 2.

• 6

• 10

• 5

• 8

A school is planning a field trip. The cost per student is $15 plus a $50 bus fee. Write an expression for the total cost for s students. Evaluate for s = 10.

• $100

• $150

• $250

• 200

A gardener is planting flowers in rows. If each row has 5 flowers and there are r rows, write an expression for the total number of flowers. Evaluate for r = 8.

• 50

• 40

• 30

• 25

A book costs $12 and a magazine costs $5. If you buy b books and m magazines, write an expression for the total cost. Evaluate for b = 3 and m = 2.

• 50

• 46

• 30

• 40

A concert ticket costs $30 and there is a $10 service fee. Write an expression for the total cost of t tickets. Evaluate for t = 4.

• $50

• $90

• $100

• 130