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:

lilavasa [31]3 years ago

8 0

Answer:

-10

Step-by-step explanation:

y= kx

or, k= y/x

or, k = 5/4

k = 1.25

y= kx = 1.25 × (-8) = -10

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