Algebraic Expressions Using Variables to Represent Situations A

Algebraic Expressions Using Variables to Represent Situations

• A number p increased by 22

• 15 divided by a number r

• 4 more than p

• The product of 5 and y

• Quotient of 6 and a

• 12 more points than a number p times 8

• 6 less than 7 times a number b

• 5 more than the product of x and 9

• 7 times the difference of y and 4

• 5 less than the quotient of w and 7

• The number of wheels on b bicycles

• Alexander has $10. He buys a snack. Write an expression to show much money Alexander has left.

• A diner has booths and counter seating. Each booth can seat 4 people. Another 15 people can sit at the counter. Write an expression to show many customers can be seated in the diner.

• One float for the Tournament of Roses parade uses as many flowers as a florist usually uses in 5 years. If x is the number of flowers a florist uses in 1 year, write the algebraic expression for the number of the flowers used to make a float.

• Barbara saved d dollars a week from her job for 6 weeks. Write an expression that can be used to find how much money she saved in the six weeks.

• Marcus sold a cartons of apple juice and r cartons of raisins. Write an algebraic expression to represent how many cartons were sold.

• Evaluate 5 n for n = 7

• Evaluate 2 p – 6 for p = 12

• Use y = 3 and x = 4 to evaluate the expression below. 5 x + 3 y

• Use m = 7 and r = 2 to evaluate the expression below. 3 m – 4 r

• Evaluate 4 g – 9 for g = 8