Test Review Write Expressions

Write the phrase as an expression.... 9 fewer than a number K.

• 9 - k

• k - 9

Write the phrase as an expression.....The product of 7 and a number n.

• 7 + n

• 7 - n

• 7n

• n7

Simplify the expression: 4(k + 2) - 6

• 4k +14

• 6k - 12 + 4

• 4k - 2

• 4k + 2

You are y years old. Your sister is 6 years older than you. Your uncle is 3 times older than your sister. Write and simplify an expression that represents your uncle's age.

• y + 6 ⋅ 3

• y + 6 + 3

• y(6+3)

• 3(y+6)

Daniel is taking a trip with his family and they are staying in a hotel, but cannot decide for how long. The hotel charges a one time reservation fee of $20 and then $80 per night. Which expression represents the cost of staying at this hotel for x number of nights?

• $20+$80x

• ($20+$80)x

• $20x+$80

• $80x-$20

Choose the algebraic expression that matches the verbal phrase.

• 
• 
• 
• 

A service club wants to buy tickets to a baseball game. Tickets are available for the grandstand and for the bleachers. Which expression represents the total cost, in dollars, for g grandstand tickets and b for bleachers tickets?

• 375(g + b)      

• 40(g × b)

• 25g + 15b

• 25g × 15b

2 times the sum of y and 5

• 62

• 2(y+5)

• 2(6y)

• 2 ∗ y + 5

The student council is organizing a school fair. Council members are making signs to show the prices for admission and for each game a person can play.
Let x represent the number of games. Which expression can you use to determine the total amount, in dollars, a person pays for admission and playing x games?

• 2.25

• 2 + 0.25x

• 2.25x

• 2x + 0.25

Use the Distributive Property to simplify the expression: 6(2 + c + 4)

• 12 + 6c + 24

• 62 + 6c + 64

• 12 + c + 24

• 6c + 36