VOCABULARY
Identify the coefficient of the following algebraic expression:
5x + 2
5
Evaluate 4(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 6 - n2 for n = 7
-43
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.
4n2
Evaluate (60 - s2) + s for s=7
18
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, minus 54"?
3n2 - 54
Evaluate m2 ÷ 2 − 3 for m = 4.
5
Identify the variables and the constant of the following algebraic expression:
6r + 5s + t - 2
The variables are r, s and t.
The constant is -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
-12.5
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))2 +15
25
Jen bicycles 180 miles every week. Which algebraic expression could you use to calculate the total number of miles Jen bicycles in w weeks?
180w
c(bc/4) - (7 - b) use a=4, b=8, and c=-5
51