Can you solve and please, please show the work and formula for these word problems?
I have the answer key,
I need examples/explanation on how to solve them. Please.
37) It has been found that the less income people have, the more likely they are to report that their health is fair or poor. The function f(x) = -4.4 square root of x + 38 models the percentage of Americans reporting fair or poor health, f(x), in terms of annual income, x, in thousands of dollars. According to the model, what annual income corresponds to 15% reporting fair or poor health? Round to the nearest thousand dollars.
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