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Mathematics 8 Online
OpenStudy (anonymous):

suppose y varies directly with x and y=72 when x=6. what direct variation equation related x and y? what's the value of y when x=10?

OpenStudy (igreen):

y = kx Plug in what we know: 72 = k(6) Can you solve that for 'k'? @laurenantonla

OpenStudy (anonymous):

not sure if k can relate for it.

OpenStudy (jlowrey03):

d

OpenStudy (anonymous):

thankyou!

OpenStudy (igreen):

@laurenantonla Divide 6 to both sides to find 'k'

OpenStudy (igreen):

@jlowrey03 Don't give answers, it's against the code of conduct.

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