Name: 
 

Lesson 9.6: Solving Equations Symbolically



 1. 

Select the first step in the solution to the equation 5n + 2 = 37.
a.
Subtract 2 from both sides to isolate 5n.
b.
Add 2 to both sides to isolate 5n.
c.
Divide both sides by 5 to isolate n + 2.
d.
Multiply both sides by 2 to isolate 5n.
 

 2. 

Refer to question 1. Select the next step in the solution to the equation 5n + 2 = 37.
a.
Multiply both sides by 5 to isolate the n.
b.
Subtract 5 from both sides to isolate the n.
c.
Divide both sides by 5 to isolate the n.
d.
Add 5 to both sides to isolate the n.
 

 3. 

Select the correct solution to the equation 5n + 2 = 37.
a.
7
b.
6
c.
-5
d.
-4
 

 4. 

Select the first step in the solution to the equation mc004-1.jpg.
a.
Subtract 3 from both sides to isolate mc004-2.jpg.
b.
Add 3 to both sides to isolate mc004-3.jpg.
c.
Divide both sides by 3 to isolate mc004-4.jpg.
d.
Multiply both sides by 3 to isolate mc004-5.jpg.
 

 5. 

Refer to question 4. Select the next step in the solution to the equation mc005-1.jpg.
a.
Divide both sides by 4 to isolate m.
b.
Subract 4 from both sides to isolate m.
c.
Add 4 to both sides to isolate m.
d.
Multiply both sides by 4 to isolate m.
 

 6. 

Select the correct solution to the equation mc006-1.jpg.
a.
7
b.
126
c.
112
d.
18
 

 7. 

Select the correct solution to the equation 8 mc007-1.jpg 3y = 26.
a.
3
b.
-6
c.
-2
d.
4
 

 8. 

Select the correct solution to the equation -3(x + 5) = -36.
a.
7
b.
-3
c.
5
d.
-1
 

 9. 

The grad committee has raised $1420 over the school year in fundraising activities. They are planning on using the money to pay for the grad dinner and dance. The DJ costs $250 for the evening. The cost of the dinner is $15/person.
Write an equation to represent the problem, where n represents the number of people who attend.
a.
n + 250 = 1420
c.
15n + 250 = 1420
b.
15n = 1420
d.
mc009-1.jpg
 

 10. 

Solve the equation from question 9 to determine the number of people the grad committee can allow to attend the dinner and dance.
a.
80
b.
79
c.
78
d.
77
 



 
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