Bell Work 4/10/24

If x and y vary directly, what is the missing value in the points (x, 4) and (-14, -8)?

• x = -7
• x = -2.3
• x = 2.3
• x = 7

In a direct variation, y = 39 when x = 3. 
Find the value of y when x = 2.

• 26
• 3
• 58.5
• 2

y varies directly with x. When y = 39,  x = 3.  Find the value of y when x = 2.

• 26
• 3
• 58.5
• 2

y varies directly with x. When y is 16, x is 32. Which equation represents this situation?

• y = 32x
• y = 16x
• y = 2x
• y = (1/2)x

What ordered pair does a direct variation always go through when graphed?

• (0, 0)
• (1, 0)
• (0, 1)
• (1, 1)

Which of the given graphs is a direct variation?

• A
• B
• C
• D

Is this a direct variation?

• yes
• no

Is this a direct variation?

• yes
• no

x and y are in inverse variation

x=6 and y=7

Given y=k/x... Find k

Mathematical Equivalence

ON

Given that y varies inversely with x, if x =7 and y = 4, what is y when x = 2?

• 14
• 10
• 2
• -14