How to Solve for a Variable in a Problem

Interactive Video
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Social Studies, Mathematics
•
11th Grade - University
•
Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the traditional approach to solving math problems involving formulas?
Using a calculator
Plugging in given values
Guessing the values
Drawing a diagram
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the formula for the area of a rectangle, if the area is 16 and the length is 2, what is the width?
4
8
6
2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in solving for an unknown variable in a formula?
Subtract all known values
Multiply all known values
Add all known values
Plug in known values
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What operation is used to isolate the unknown variable in the formula for the area of a rectangle?
Addition
Subtraction
Multiplication
Division
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the phrase used to remember the process of solving for unknowns?
Plug in what you know to find what you don't know
Guess what you don't know to find what you know
Calculate everything to find the unknown
Find what you know to plug what you don't
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