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Writing Equations (Independent and Dependent Variables)
Presentation
•
Mathematics
•
6th Grade
•
Practice Problem
•
Hard
Judy Antonio
Used 17+ times
FREE Resource
7 Slides • 12 Questions
1
Writing Equations Involving Independent and Dependent Variables
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2
SWBAT:
1. Write equations involving the relationship of the independent and dependent variables.
Objectives:
6.EE.C.9 Use variables to represent two quantities in a real-world problem that change in relationship to one another.
Standard:
3
Multiple Choice
BELLWORK:
The variables that causes the change to the other quantity.
Independent Variable
Dependent Variable
4
Multiple Choice
BELLWORK:
It is considered as the OUTPUT.
Independent Variable
Dependent Variable
5
Multiple Choice
BELLWORK:
It is usually represent by variable X.
Independent Variable
Dependent Variable
6
7
Steps:
1. Identify the Independent and Dependent Variables.
2. Identify the relationship (add, subtract, multiply, divide).
3. Write the Equation.
NOTE: You are always solving the DEPENDENT variable.
8
Let's Practice
9
Multiple Choice
Madison wants to buy a guitar. She starts saving $35 each month.
Which quantity is your INDEPENDENT VARIABLE?
Savings
Number of Months
10
Multiple Choice
What is the DEPENDENT variable?
Number of Miles Traveled
Gallons of Gas
Miles per Gallon
Price per Gallon
11
Multiple Choice
3p = c
In this equation what is the dependent variable and what is the independent variable?
Dependent: p
Independent: c
Dependent: c
Independent: p
12
Multiple Choice
What is the dependent variable?
Rate of Pay
Number of Hours
Amount Earned
Number of Minutes
13
Multiple Choice
Which value of r would complete the table for the equation r=35q .
175
245
315
385
14
Multiple Choice
Monica has a juice stand. The table represents the number of glasses of juice Monica sells, x, and the amount she earns, $y.
Which equation best represents the amount earned by Monica?
y= 5x
y = 5 + x
x = 5y
x = 5 + y
15
Multiple Choice
Madison wants to buy a guitar. She starts saving $35 each month.
Which equation represents Madison's savings (s) after (n) months?
s = 35n
n = 35s
s = n +35
n = s + 35
16
Multiple Choice
The table shows the costs of chicken wings at a local restaurant.
Which equation represents the cost (c) of w number of chicken wings?
c = 1.40w
c = 1.05w
c = 0.75w
c = 0.35w
17
Multiple Choice
The table shows how many miles Bret ran each week this summer.
Which equation represents the number of miles Bret ran (m) after w weeks this summer?
m = w + 2
m = w + 4
m = 2w + 2
m = 2w + 4
18
EXIT TICKET
Wednesday 2/18 Exit Ticket (Writing Equations Involving Dependent and Independent Variables)
19
Writing Equations Involving Independent and Dependent Variables
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