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IgorLugansk [536]
3 years ago
6

Find the slope of the given points (3, 4) and (7,-4). A)-1/2 B) 2 C) -2 D) 0

Mathematics
1 answer:
kakasveta [241]3 years ago
7 0

Answer:

-2

Step-by-step explanation:

y = kx + n

When you insert the given points you get

3k + n = 4 \\

7k + n =  - 4 \\

Than you multiply the first one by - 1 and sum it with the second to get rid of n

4k =  - 8 \\ k =  - 2

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