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3 November, 17:01

What rule changes the input numbers to output numbers?

input output

1 - 6

2 - 4

3 - 2

4 0

a. 2x-10

b. 2x-8

c. 3x-9

d. 3x-6

+2
Answers (1)
  1. 3 November, 18:41
    0
    Y - (-6) = (-4 - (-6)) / (2 - 1) (x - 1)

    y + 6 = (-4 + 6) (x - 1)

    y + 6 = 2 (x - 1) = 2x - 2

    y = 2x - 2 - 6 = 2x - 8

    y = 2x - 8.

    option b is the correct answer.
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