A men's shoe size is related to his foot length and can be modeled by the equations s=1.7f -7.2, where s is shoe size and fis fo
ot length, in inches. What is the shoe size of a man whose foot measures 9 inches?
1 answer:
Answer:
B. 8
Step-by-step explanation:
Given the equation, ,
where,
s = shoe size,
f = foot length,
To determine the shoe size of a man that has a foot length (f) of 9 in, substitute f = 9 into the equation.
(substitution)
His shoe size is approximately 8 inches
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