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For each equation, determine whether x and y are directly proportional(that is, if the equation shows direct variation). If so, then find the constant of proportionality(the constant of variation)

For each equation determine whether x and y are directly proportionalthat is if the equation shows direct variation If so then find the constant of proportional class=

Respuesta :

For exercise a, the variables are directly proportional, and the constant of proportionality is -3/5.

In exercise b the variables are not directly proportional, since they have an extra constant adding to x.

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