Answer :

Answer:

9) y = 5x + 9

10) y = 2/3 x - 10

14) m = 0 and b = 3

15) slope=0

16) slope: undefined

18) slope = 5

Step-by-step explanation:

18) (4,-6) and (7,9)

(9 - - 6)/(7-4) = (9+6)/3

= 15/3 = 5

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