mychild707 mychild707

24-03-2018
Mathematics

contestada

a proportion relationship is represented by the equation 2x=18y.If y=kx,where k is the constant of proportionlaity,then what is the value of K?
A.9
B.2
C.1/2
D.1/9

Respuesta :

sqdancefan sqdancefan

24-03-2018

Divide by 18 and simplify.
.. 18y/18 = 2x/18
.. y = (1/9)x

selection D is appropriate

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