2. What is the equation for the table below:
х
y
5
10
6
30
8
8
50
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Answer:
Step-by-step explanation:
We can tell this is a linear relation.
The slope is (50-30)/(8-6)=10.
So we have y=10x+b.
We can substitute in (5, 10) to get 10=10(5)+b -> b=-40
meaning y=10x-40