VOCABULARY
Identify the coefficient of the following algebraic expression:
5x + 2
5
Evaluate 4 x 5 -3
17
Which word expression represents the algebraic expression: 12 – 3x
a. Twelve less than 3 times x
b. Three x minus 12
c. Three times x less than 12
d. Twelve minus 3 plus x
c. Three times x less than 12
Evaluate n2 – 6 for n = 7
43
4(x - 4)
4x - 4
Identify the variables and coefficients of the following algebraic expression:
22x - 2y + 7
The variables are x and y.
The coefficients are 22 and 2.
Evaluate 24 ÷ 3 ∙ 4
32
Write an algebraic expression to represent the word expression:
The square of a number, n, times 4.
n2 ∙ 4 or 4n2
Evaluate (60 - s2) + s for s=7
18
3(x + x2) + 8(2x - x)
3x2 + 11x
Identify the number of terms in the following algebraic expression:
4a + 5b - 2c + 8
4 terms.
10 ÷ 5 + 23 ∙ 7
58
Which algebraic expression represents the word expression "three times the square of a number, n, subtracted from 54"?
3 ∙ (54 - n2)
Evaluate m2 ÷ 2 − 3 for m = 4.
5
7(3x2 + 8xy + y2) +5(2xy - 12)
21x2 + 66xy + 7y2 - 60
Identify the variables and the constant of the following algebraic expression:
6r + 5s + t - 2
36 ÷ (22 + 5) + 52
29
Ben is selling tickets to the school play. Of the 200 tickets he had, he sold t tickets. Write an algebraic expression to show how many tickets he has left.
200-t
Evaluate 50 ÷ 2a for a = 2.5
10
(30 + 4x)/3
10 + (4/3)x
Identify the number of terms, the variable, the coefficient and the constant of the following expression:
x + 3
2 terms.
The variable is x.
The coefficient is 1.
The constant is 3.
(45 ÷ (42 − 7)) x 2 +15
25
Jen bicycles 180.2 miles every week. Which algebraic expression could you use to calculate the total number of miles Jen bicycles in w weeks?
180.2w
c(bc/4) - (7-a) use a=4, b=8, and c=5
47
((24x - 12y)/4) + 3y
6x