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y varies inversely as twice x. When x = 2, y = 5. Find y when x = 10
 one year ago
 one year ago
y varies inversely as twice x. When x = 2, y = 5. Find y when x = 10
 one year ago
 one year ago

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myininayaBest ResponseYou've already chosen the best response.1
inversely think division directly think multiplication Your problem says inversely So you want to do division y=k/what?
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
k is a constant by the way
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
what goes in the denominator?
 one year ago

lyssaBest ResponseYou've already chosen the best response.0
I forgot the formula though
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
what does twice x mean?
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
right so that part is the answer to my question
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
Now plug in 2 for x and 5 for y and solve for k This number k is a constant so what you get is what k will always be no matter what x and y are
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
Feel free to let me know what you get for k And I will give you a thumbs up or a thumbs down k?
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
Brilliant! *puts thumbs up*
 one year ago

lyssaBest ResponseYou've already chosen the best response.0
How do I solve the other part where it say find Y when X=10 though
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
So we have \[y=\frac{20}{2x}\] Plug in x for 10 Simplify and evaluate to get y
 one year ago

myininayaBest ResponseYou've already chosen the best response.1
And you are done after that Congrats
 one year ago

lyssaBest ResponseYou've already chosen the best response.0
YAY:D Thank you sooo much
 one year ago
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