Complete the table. Solve for y (If needed). Is the equation in the form y kx? Is it a direct variation? Constant of variation 1. y 7x y- 7x yes yes 2. y 4x - 10 3. 5x- 2y 0

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Direct Variation
Complete the table.
Solve for y
(If needed).
Is the equation in
the form y kx?
Is it a direct
variation?
Constant of
variation
1. y- 7x
y- 7x
yes
yes
2. y- 4x-10
3. 5x - 2y0
Complete the table.
Find the value of is the value of Y the same
for each ordered pair. for each ordered pair?
Direct
variation?
10 15 20
2 3 4
48 12
y 16 20 24
6. The value of y varies directly with x.
and y-2 when x-4.
Find y when x- 8.
7. The value of y varies directly with x.
and y- 12 when x-8.
Find y when x- 15.
Find k
Use k to find y:
Find k:
Use k to find y:
y- kx
y- kx
y kx
y- kx
-2 - M-4) y-OC
12 - A(8)
y-OO
8. The number of hamburgers that can be
made varies directly with the weight of
ground beef used. Four hamburgers can
be produced from every pound of ground
beef, Write a direct variation equation for
the number of hamburgers y that can be
produced from x pounds of ground beef.
Then graph the relationship.
Hamturgen
Grne Beet N
Hanturgers Poducad
TITEREIETT
Transcribed Image Text:Direct Variation Complete the table. Solve for y (If needed). Is the equation in the form y kx? Is it a direct variation? Constant of variation 1. y- 7x y- 7x yes yes 2. y- 4x-10 3. 5x - 2y0 Complete the table. Find the value of is the value of Y the same for each ordered pair. for each ordered pair? Direct variation? 10 15 20 2 3 4 48 12 y 16 20 24 6. The value of y varies directly with x. and y-2 when x-4. Find y when x- 8. 7. The value of y varies directly with x. and y- 12 when x-8. Find y when x- 15. Find k Use k to find y: Find k: Use k to find y: y- kx y- kx y kx y- kx -2 - M-4) y-OC 12 - A(8) y-OO 8. The number of hamburgers that can be made varies directly with the weight of ground beef used. Four hamburgers can be produced from every pound of ground beef, Write a direct variation equation for the number of hamburgers y that can be produced from x pounds of ground beef. Then graph the relationship. Hamturgen Grne Beet N Hanturgers Poducad TITEREIETT
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