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const2013 [10]
2 years ago
11

Please answer this question asap

Mathematics
1 answer:
Aneli [31]2 years ago
6 0
The correct answer is A.

h is the independent variable. The rate at which she is hiking is 2.5 km/hr. The dependent variable, h(x), is equal to 12 for a certain h.

h(x) = 2.5h + 4
12 = 2.5h + 4
8 = 2.5h
h=3.2 hours

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I hope the choices for the numerators of the solutions are given.

I am showing the complete work to find the solutions of this equation , it will help you to find an answer of your question based on this solution.

The standard form of a quadratic equation is :

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And the quadratic formula is:

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Next step is to plug in these values in the above formula. Therefore,

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So,

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