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Shondell is training for a race. The equation f(x) = 5(x + 1) + 2x represents the number of miles Shondell runs during any given training week (x). What is f(3)?

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Answer:

26 miles

Step-by-step explanation:

f(x) = 5(x + 1) + 2x

f(3) = 5(3 + 1) + 2(3)

= 5(4 ) + 6

= 20 + 6

= 26
The answer is 26 miles