All three points are displayed on the line. Find an equation relating x and y. (4,3) (12,9)

asked Aug 23, 2024 167k views

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All three points are displayed on the line. Find an equation relating x and y.

(4,3)

(12,9)

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3 votes

Use point slope formula.
first find the slope 9-3 / 12-4 = 6/8 = 3/4

y-9=3/4(x-12)

Stephan G answered Aug 24, 2024

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Sally travels 3 miles east and then 4 miles north to get to school while Casey travels 9 miles east and 12 miles north to get to school.

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