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Mathematics 8 Online
OpenStudy (freemap):

Please Help Me

OpenStudy (freemap):

OpenStudy (freemap):

Question # 3

OpenStudy (anonymous):

give me sec to look at it

OpenStudy (freemap):

ok

OpenStudy (anonymous):

ok lets start on the first one.. what are thoughts on how we should write this if x= speed of boat and y= speed of water the trip took 3 hours from town A to town B show me what you think

OpenStudy (freemap):

just a sec

OpenStudy (anonymous):

I have it figured out but I want to make sure you understand it..

OpenStudy (freemap):

a+b=3h (a to b) b+a=3.6h ( b to a)

OpenStudy (anonymous):

3(x+y) 3.6(x-y)

OpenStudy (freemap):

oh okay I thought that way would be multiplying. I did the equal so that what ever a and b were it would equal the time traveled

OpenStudy (anonymous):

its ok ready for me to show you how to do the last part

OpenStudy (freemap):

yes

OpenStudy (freemap):

we're on b right

OpenStudy (anonymous):

I am getting ready to show you part b yes but it will give the answer to part c

OpenStudy (freemap):

ok

OpenStudy (anonymous):

3(x+y)=3.6(x-y) 3x+3y=3.6x-3.6y 6.6y=6x y=.6/6.6 y=1/11x*100=9.1%

OpenStudy (freemap):

I get it. Thanks so much

OpenStudy (anonymous):

no problem Glad I could help.. If you need more just tag me.. I will do what I can

OpenStudy (freemap):

I fanned you, really appreciate it

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