carsonhoffman25 carsonhoffman25
  • 15-01-2020
  • Mathematics
contestada

what is the value of x when y is 21

Respuesta :

rabiasbn
rabiasbn rabiasbn
  • 15-01-2020

Answer:

If we assume

x

and

y

form a direct variation then

XXX

x

=

27

(no answer is possible without this assumption).

Explanation:

If

x

and

y

are a direct variation, then

XXX

y

x

=

−

7

−

21

=

1

3

XXX

→

x

=

3

y

When

y

=

9

XXX

x

=

3

⋅

(

9

)

=

27

Step-by-step explanation:

Answer Link

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