help me pls What is the direct variation equation if y varies directly with x and y = –9 when x = –45?

A. y = 1/5x

B y = -5x

C. y=5x

D. y = - 1/5x D is my answer

Question

help me pls What is the direct variation equation if y varies directly with x and y = –9 when x = –45?

A. y = 1/5x
 
B y = -5x

C. y=5x

D. y = - 1/5x D is my answer

rayman5766 · Answer

@sleepyhead314

rayman5766 · Answer

@Data_LG2

anonymous · Answer

I can't see it.. it's all ????s

give me a sec.. i'll change my browser

anonymous · Answer

still the same -.- 

can you take a screenshot of your question instead?

rayman5766 · Answer

how

rayman5766 · Answer

fixed it

anonymous · Answer

type it using the draw tool maybe

rayman5766 · Answer

you still cant see it

rayman5766 · Answer

@hysusonic help me pls bro medal

hysusonic · Answer

http://prntscr.com/61hroj

hysusonic · Answer

@Data_LG2

rayman5766 · Answer

click on the link you can see it now

anonymous · Answer

yes, thanks @hysusonic :)

@rayman5766 can you explain why you choose -1/5 x instead of 1/5 x ?
it's almost right but since y=-9 and x=-45 , you should choose the positive one because positive times a negative is negative.

rayman5766 · Answer

so my answer would be a also hanks a lot @hysusonic

hysusonic · Answer

no probs @Data_LG2 & @rayman5766

anonymous · Answer

yes, you can check if it is right:
|dw:1423167783675:dw|