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14 votes
14 votes
A line that includes the points (n, – 7) and ( – 3,3) has a slope of – 10. What is the value of n?

User Ethan Selzer
by
2.8k points

1 Answer

25 votes
25 votes

Explanation:


m = (y_2 - y_1)/(x_2 - x_1)


- 10 = (3 - ( - 7))/( - 3 - n)


- 10( - 3 - n) = 10


30 + 10n = 10


10n = 10 - 30


10n = - 20


n = ( - 20)/(10)


n = - 2

User Nicolas Bouvrette
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2.9k points