jenaveewiench jenaveewiench

24-07-2020
Mathematics

contestada

Assume that y varies directly with
x, then solve.

If y=6 when x=2/3 find x when y=12.

Х=? (It’s a fraction)

Respuesta :

mathstudent55 mathstudent55

24-07-2020

Answer:

x = 4/3

Step-by-step explanation:

Direct variation:

y = kx

We use the given x-y point to find k.

6 = k * 2/3

k = 6 * 3/2

k = 9

The equation is

y = 9x

For y = 12,

12 = 9x

x = 12/9

x = 4/3

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