X*6+1=31
5*6=30
30+1=31
x*7-4=31
5*7=35
35-4=31
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Answer:
Median:19 mean:350.83
Step-by-step explanation:
Answer:
y = 30
Step-by-step explanation:
Use the direct variation equation, y = kx
Plug in 20 as y and 8 as x, then solve for k:
y = kx
20 = k(8)
2.5 = k
So, the equation is y = 2.5x
Plug in 12 as x, and solve for y:
y = 2.5x
y = 2.5(12)
y = 30
So, when x = 12, y = 30