10. Suppose that y varies directly with x. When y is 12, x is -3. What is y when x is 4? PLEASE HELP

y = -16

Step-by-step explanation:

Given that,

y varies directly with x. Mathematically, we can write it as follows :

or

Where

k is constant

Put y = 12 and x = -3 to find k. So,

Now put k = -4 and x = 4. So,

So, the required value of y is equal to -16.

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step-by-step explanation:

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