3 years ago

If y varies directly with x and y = 5 when x = 4, find the value of y when x = -8

Mathematics

1 answer:

Ket [755]3 years ago

7 0

Answer:

-10

Step-by-step explanation:

y : x

= 5 : 4

4z = -8

= -8 / 4 = -2 = z

y : x

= 5 * -2 : 4 * -2

= -10 : -8

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