The point (14, 12) is on the graph because if Alana walks ____ kilometers, she will make _________dollars.

advertisement
The point (14, 12) is on the graph because if Alana walks ____ kilometers, she will
make _________dollars.
How much money does Alana raise if she walks __________km?
If Alana makes ________dollars, how _________ __________ ________ ________?
I would put the number 14 in the equation in the place of _____ which is the independent variable.
I would put 12 in the equation in place of the ______ which is the dependent varialble.
• In a graph, I would go to the number 17 on the ____axis, then trace it to the ____________until I meet the
line for Alana. I would then go ________ to the ____axis where I will find how far she walked.
• In the equation, I could put 17 in the place of the ______ and solve the equation for ____. This would be an
another way to determine how far she walked.
1
1. Make a table fpr values of x from ­5 to 5.
x y = 5x ­ 3
­5 5 ( ) ­ 3 = ­( ) + 6 =
­4 5 ( ) ­ 3 = ­( ) + 6 = ­3 5 ( ) ­ 3 = ­( ) + 6 = 5 ( ) ­ 3 = ­( ) + 6 = ­2 5 ( ) ­ 3 = ­( ) + 6 = 0 5 ( ) ­ 3 = ­( ) + 6 = 1 5 ( ) ­ 3 = ­( ) + 6 = 2 5 ( ) ­ 3 = ­( ) + 6 = 3 5 ( ) ­ 3 = ­( ) + 6 = 4 5 ( ) ­ 3 = ­( ) + 6 = 5 5 ( ) ­ 3 = ­( ) + 6 = ­1 2. Sketch a graph
­5
y = 2 y = ­x + 6
20
18
16
14
12
10
8
6
4
2
­4
­3
­2
­1
­2
1
2
3
4
5
­4
­6
­8
­10
­12
­14
­16
­18
­20
2
3. Do the y­values increase, decrease, or stay the same as the x­values increase?
In Plan 1, the y­values _____________________ as the x­values increase.
In Plan 2, the y­values _____________________ as the x­values increase.
In Plan 3, the y­values _____________________ as the x­values increase.
B. Explain how you can use a graph, table, or equation to answer question A, part 3.
In a table you have to look down the column showing the ____values.
In a graph, you look to see if the line goes ________ or _____________
In an equation, you look to see if the coefficient is __________________ or _________________.
C. 1. Which graph from Question A, part 2, can be traced to locate the point (2, 4)? Plan _______.
2. Write a question you could answer by locating this point?
If this person walks _____kilometers, how much ___________do they make?
If the person makes _______dollars, how _________ ___________ ______ __________?
3
Download