
Algebraic Operations and Equations
Interactive Video
•
Mathematics
•
7th - 8th Grade
•
Practice Problem
•
Hard
Thomas White
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do the long bars in algebra tiles represent?
A positive one
A zero pair
A negative one
An unknown variable
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the equation 3m + 2 = 11, what is the first step to isolate the variable?
Add 2 to both sides
Subtract 2 from both sides
Multiply both sides by 3
Divide both sides by 3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
After removing 2 from both sides in the equation 3m + 2 = 11, what is the resulting equation?
m = 9
3m = 11
3m = 9
m = 3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the equation 3n - 1 = 8, what operation is used to eliminate the -1?
Add 1
Multiply by 3
Divide by 3
Subtract 1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final value of n in the equation 3n - 1 = 8?
n = 3
n = 4
n = 5
n = 2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the dog sled problem, what is the first step to find the sled's original weight?
Divide both sides by 2
Multiply both sides by 2
Subtract 20 from both sides
Add 20 to both sides
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the sled's original weight before any changes?
180 pounds
160 pounds
100 pounds
80 pounds
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