Elizabeth8106 Elizabeth8106

03-10-2021
Mathematics

contestada

Determine whether y varies directly with x. If so find the constant variation of k. 3y = -7x

Respuesta :

03-10-2021

y is directly proportional to x

y = kx

from,

3y = -7xy

y = -7/3 x

by comparing the 2 eqns,

k = -7/3

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