Name: 
 

Lesson 9.7: Correcting Errors in Solutions



 1. 

Identify the error in the following solution.
sa001-1.jpg
 

 2. 

Correct the solution for the equation in question 1.
 

 3. 

Identify the error in the following solution.
sa003-1.jpg
 

 4. 

Correct the solution for the equation in question 3.
 

 5. 

Select the correct solution to the equation mc005-1.jpg.
a.

mc005-2.jpg
c.

mc005-4.jpg
b.

mc005-3.jpg
d.

mc005-5.jpg
 

 6. 

Select the correct solution to the equation 11 - 8x = 43.
a.

mc006-1.jpg
c.

mc006-3.jpg
b.

mc006-2.jpg
d.

mc006-4.jpg
 

 7. 

Select the correct solution to the equation 42 = 5(7 - x).
a.

mc007-1.jpg
c.

mc007-3.jpg
b.

mc007-2.jpg
d.

mc007-4.jpg
 

 8. 

Select the correct solution to the equation mc008-1.jpg.
a.
-8
b.
75
c.
12
d.
-200
 

 9. 

Select the equation that represents this sentence.
     One-quarter of a number decreased by 16 is equal to 59.
a.
mc009-1.jpg
b.
mc009-2.jpg
c.
mc009-3.jpg
d.
mc009-4.jpg
 

 10. 

Solve the correct equation to the problem in question 9.
a.
-120
b.
-300
c.
300
d.
120
 



 
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