1.   Find the value of the expression if x = 6.

x + 5

    A. 6 × 5 = 30 B. 6 – 5 = 2
    C. 6 + 5 = 65 D. 6 + 5 = 11
    Hint

  2.   Find the value of the expression if m = 4.

9 − (m + 2)

    A. 9 − 4 = 5 B. 9 + (4 + 2) = 15
    C. 9 − 4 + 2 = 7 D. 9 − (4 + 2) = 3
    Hint

  3.   Write an expression for the situation.

three more than y

    A. y − 3 B. y + y + y
    C. 3 − y D. y + 3
    Hint

  4.   The length of a bottlenose dolphin is 48 inches more than the length of a buffeo dolphin. If the length of a buffeo dolphin is 46 inches, what is the length of a bottlenose dolphin?
    A. 48 inches B. 94 inches
    C. 108 inches D. 46 inches
    Hint

  5.   Mrs. Garcia’s class has 10 fewer students than Mrs. Martin’s class. Let x = the number of students in Mrs. Martin’s class. How many students are in Mrs. Garcia’s class?
    A. x − 10 B. x
    C. x + 10 D. 10 − x
    Hint