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Part 1 of 2

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Part 1
The graph shows​ Maria's distance from her house during the first hour of her drive home from the beach. The trend line passes through the points left parenthesis 0 comma 94 right parenthesis and left parenthesis 30 comma 70 right parenthesis. Use this information to answer 6dash7.
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Part 1
6. Which of these is an equation of the trend line for the data set​ shown? Use x to represent the time in minutes and y to represent the distance driven in miles.
A.
xequalsnegative four fifths y plus 94
B.
yequalsnegative four fifths x minus 94
C.
yequalsnegative four fifths x plus 94
D.
xequalsnegative four fifths y minus 94

Answer 1

Slope = (70−94)/(30−0) = −24/30 = −4/5. The y‑intercept is 94 (point (0,94)), so the line is y = −(4/5)x + 94. Answer: C.