Expressions in One Variable

Question 1

What is the value of the expression when y = 2?

Revolt · Accepted Answer

6

Question 2

What is the coefficient in the expression shown? 42 + 2c

Revolt · Accepted Answer

2

Question 3

How many terms are in the expression shown? 2n + 5 – 3p + 4q

Revolt · Accepted Answer

4

Question 4

If x represents the amount Rita earns each week, which expression represents the amount she earns in a year?

Revolt · Accepted Answer

52x

Question 5

Alexis bought x boxes of cereal for $3 each, including tax, and paid with a $20 bill. Which expression represents the total amount of change she should receive?

Revolt · Accepted Answer

20 – 3x

Question 6

What is the value of 4p − 2, when p = 8?

Revolt · Accepted Answer

30

Question 7

A cell phone company charges $40 per month for unlimited calling, and $0.20 per text message sent. If t represents the number of text messages Roxy sent last month, which expression represents the cost of her bill last month before any taxes or additional fees?

Revolt · Accepted Answer

40 + 0.2t

Question 8

The value of the expression when x = 5 is

Revolt · Accepted Answer

135.

Question 9

When x = 5, the value of the expression –2(x – 10) is

Revolt · Accepted Answer

9

Question 10

Luke is 5 years younger than 3 times Sydney’s age, s. In this situation, what does 3s represent?

Revolt · Accepted Answer

three times Sydney’s age

Expressions in One Variable Answers

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