Treat the data as ordered pairs. From the table, write the average distance as x - coordinate and the average temperatures as y - coordinate.
From the table, the two points are .
Substitute the values of in the slope formula .
.
To write the line equation, we can use either of the two given points.
Consider the point .
Substitute in point-slope form equation or .
Apply distributive property: .
Subtract 166 from each side.
The line equation is .
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