Expressions in Math

12 more than h

twice the difference between t and 5

three times the sum of 5 and m

3 more than 5 times w

For a monthly family cookout, David buys 3 packages of hot dogs and 4 packages of hamburger patties. Hot dog packages each contain x hot dogs. Hamburger packages each contain y hamburger patties. Complete the expressions for the total number of hot dogs and hamburger patties David buys for 6 cookouts.

• 3

• 4

• 18

• 24

• 7

Choose the algebraic expression that matches the verbal phrase.

• A) x + y

• B) x - y

• C) x * y

• D) x / y

For a monthly family cookout, David buys 3 packages of hot dogs and 4 packages of hamburger patties. Hot dog packages each contain x hot dogs. Hamburger packages each contain y hamburger patties. Complete the expressions for the total number of hot dogs and hamburger patties David buys for 6 cookouts.

• 3

• 4

• 18

• 24

• 7

Match the following

• 10x + 2

• Half of a number

  increased by 10

• 2 - 10n

• The quotient of ten

  and two more than a number

• 1/2p +10

• The product of 10

  and a number

  increased by 2

• 1/2 ( x + 10) - 2

• Half the sum of a

  number and ten

  decreased by two.

• c + (10/2)

• Two decreased by

  the product of 10 and a number

Simplify:

• -4x - 3

• x² - 3

• -4x² - 6x

• -4x - 6

The table shows Sandra's weekly earnings, y , based on the number of hours she works. Which equation can Sandra use to calculate her weekly earnings when she works x hours?

• y = 8x

• y = 5x + 40

• y = 10x

• y = 10x + 80