1.What is the value of the expression?

12+62

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18-3
5


2.What is the value of the expression when a = 6, b = 4, and c = 8?

2a

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3b-c


3.What is the value of the expression when a = 6 and b = 4?

14a- 2(3b + 4)



4.Which word phrases can be modeled by the expression?


4n + 5


Choose exactly two answers that are correct.


A.

five added to the quotient of 4 and a number


B.

the product of 4 and a number increased by 5


C.

four times the sum of a number and 5


D.

five more than the result of multiplying 4 by a number


5.Which variable expression represents the word phrase?


seven decreased by the sum of a number and four


A.

7 – (m + 4)


B.

(m + 4) – 7


C.

7 – (m – 4)


D.

7 – m + 4