Respuesta :

luchoprat

Answer:

y = -10/3 * x ; 10/3

Step-by-step explanation:

If y varies directly with x, you have:

y = k*x

Where k is a constant

replacing y = 10 and x = -3:

10 = k * (-3)

- 10/3 = k

y = -10/3 * x

Now replacing x = - 1:

y = -10/3 * (-1)

y = 10/3

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