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Mathematics 20 Online
OpenStudy (anonymous):

I REALLY NEED HELP, BEEN WORKING ON THIS FOR 2 HOURS. Suppose that y is directly proportional to x and that y= -57 when x=10. complete parts a. and b. a. find the constant of proportionality k k= -57 over 10 , i got this part right. I cant get the answer to part b correct. b. use y=kx to find y when x=6 y =?

OpenStudy (saifoo.khan):

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