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A line of best fit for a data set has equation y = 3x - 4. What y-value would you predict for an x-value of 8 in this data set?

A 4

B. 8

C. 16

D. 20

1 Answer

3 votes

Answer:

D. 20

Explanation:

The line of best fit for the equation is:


y = 3x - 4

When x = 8

We have to find y. So


y = 3*8 - 4 = 24 - 4 = 20

So the correct answer is given by option D.

User Frodo
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