faatthaasavagee0 faatthaasavagee0

09-10-2020
Mathematics

contestada

If y varies directly as x, and y is 20 when x is 4, what is the constant of variation for this relation?
01 -
5
05
1
16

Respuesta :

tmiadoss tmiadoss

09-10-2020

Answer:

5

Step-by-step explanation:

y

y=ax

where a is a constant of proportionality;

y=20, x=4

20=4a

a=20/4

a=5

y=5x

The constant of variation is 5

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