anonymous
  • anonymous
Suppose that y is directly proportional to x. (a) Use the given formula to find the constant proportionality k. (b) Then use y=kx to find y for x=6. y=-68 when x=5
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
y is directly proportional to x means that: y=kx for some real number k, to find the value of k, just use the info that y=-68 when x=5.
anonymous
  • anonymous
(a)k=
anonymous
  • anonymous
y=kx => k = y/x = -68/5, for x=6 => y=-68 *6 /5 = 81.6

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anonymous
  • anonymous
try to do it, it's so easy.. just substitute y=-68, and x=6 in the equation y=kx.. and solve for k.
anonymous
  • anonymous
I just need the answer I have a crapload to do. Yes, a crapload! :)
anonymous
  • anonymous
good luck!
anonymous
  • anonymous
Thanks so much......."AnwarA".......sigh.
anonymous
  • anonymous
Nexien, I don't understand what u typed.
anonymous
  • anonymous
no problem.. but why is the "sigh"? :P
anonymous
  • anonymous
Why the "good luck!"
anonymous
  • anonymous
HAHA.. I was just wishing you luck, is there a problem in that?
anonymous
  • anonymous
Yeah sure.
anonymous
  • anonymous
Well I am sorry then.

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