Evaluate Expressions

Evaluate the equation:
(10+5) -6

• 9

• 10

• 11

• 12

five times the difference of 6 and 2

•  5 x (6-2)

• (6 / 2) -5

• (6x2) - 5

Which expression matches the statement "18 less than the product of 10 and 7"?

• (10 + 7) - 18

• 18 - (10 x 7)

• (10 x 7) - 18

• 18 - ( 10 - 7)

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. 6( ​ (a)   x + ​ (b)   y)

​ (c)   x + ​ (d)   y

• 3

• 4

• 18

• 24

• 7

The table shown below represents the number of hours that Mike practiced his guitar each day. Which expression represents the total amount of time that Mike practiced his guitar?

• 10x

• 7x + 3

• 8x + 3

• none of the above

• a

• b

• c

• d

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. 

6( ​ (a)   x + ​ (b)   y)

​ (c)   x + ​ (d)   y

• 3

• 4

• 18

• 24

• 7

Which expression shows the sum of 7 and 6 tripled?

• ( 7 x 6) x 3

• 3 + 7 + 6

• 7 x 6 + 3

• (7 + 6) x 3

Four less than the sum of 7 and 3

• 4 - (7x3)

• (7+3) - 4

• (7x3) x 4

Which two expressions could be used to calculate the volume of the box, in cubic units?

• 6 × 2 × 2 × 4

• 12 × 2

• 12 × 4

• 6 + 2 + 4

• 6 x 2 x4