radomes.openskiesproject.org
jarvviss jarvviss
  • 20-01-2016
  • Mathematics
Answered

What is the constant of variation, k, of the direct variation, y = kx, through (5, 8)?

Verified Answer :

taskmasters
taskmasters taskmasters
  • 20-01-2016

(5,8) ⇒ x = 5 ; y = 8

y = kx
8 = k5
k = 8/5 ⇒ 1.60 in decimal and 1 3/5 in mixed fraction.

To check:
y = kx
y = 1.6(5)
y = 8

y = kx
8 = 1.6x
8/1.6 = x
x = 5

Answer Link
alexrazimoore
alexrazimoore alexrazimoore
  • 15-05-2019

Answer:

k = 8/5

Step-by-step explanation:

Answer Link

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