Respuesta :

mhanifa

Answer:

  • D, B, C, B

Step-by-step explanation:

Q17

The solution is point (8, 10)

The lines are:

  • y = -x + 18
  • y = 3/4x + 4

Correct option is D

Q18

  • The pair (1, 2) is the option because the other options result in x-value repeated

Option B

Q19

  • x = 2/3, y = 6

The value of k is:

  • 6 = k*2/3  ⇒ k = 9

The value of y when x = 10 1/3

  • y = 9*10 1/3 = 9* 31/3 = 3*31 = 93

Option C

Q20

The only option that is not true is:

  • Amanda finishes 2 homework question every 3 minutes.

Actually she finishes 3 question every 2 minutes.

Option B

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