Name:    Try It Out -- Chapter 8, Lesson 1

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.

1.

Select the equation.
 a. 2x c. 2x + 7 = 1 b. 25 d. 3x2

2.

Select the term to complete the sentence.

The solution to an equation is the value of the variable that makes the equation ____.
 a. false b. true c. the same

3.

Select the term to complete the sentence.

To determine if a value for a variable is the solution to an equation, _____ this value for the variable into the equation. If the expressions on both sides of the equal sign are ____ the value IS a solution to the equation.
 a. substitute; equal b. substitute; not equal

4.

Use the graph to determine the solution to the equation 2n + 3 = 19

{Use diagram from Question 3 Checking Section of 8.1 manuscript}
 a. 7 c. 41 b. 9 d. 8

5.

Make a table of values for this pattern.

{Use diagram from Question 5a in manuscript for lesson 8.1}

Write an algebraic expression for the pattern rule.
Create an equation to determine the number of the figure with 29 counters

Select the equation.
 a. 2n + 3 = 29 b. 3n + 2 = 29 c. 4n + 1 = 29

6.

Draw a graph to solve the equation from Question 5.
Select the solution.
 a. 8 b. 9 c. 10

7.

{Use diagram from Question 6 in manuscript for lesson 8.1}

The graph shows the weekly balance in Erica’s bank account, rounded to the nearest \$5.
Write an algebraic expression for the pattern rule.
Create an equation to determine when her bank balance will be \$70.

Select the equation.
 a. 5n + 1 = 70 b. n + 5 = 70 c. 5n + 5 = 70

8.

Use the graph from Question 7 to solve the equation.
 a. 12 b. 13 c. 14

9.

Examine the pattern.

What is the number of the figure that you could make with 43 counters?

Select the equation you would use to solve the problem.
 a. 4n + 3 = 43 b. 3n + 4 = 43 c. 4n + 4 = 43

10.

Draw the graph of the pattern shown in the diagram for Question 9.
Use the graph to solve the equation.
 a. 8 b. 9 c. 10