1.what is the value of the expression?
12+6*2

18-3*5

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

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