If $f(4x)=12x-7$ , how do you find f(16.5)?

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Answer 1 · 2018-04-25T19:11:57

$42.7$

If we select $x$ such that $4x=16.5," then, "x=16.5/4$ , and,

$f(4xx16.5/4)=12xx16.5/4-7$ .

$:. f(16.5)=3xx16.5-7=49.5-7=42.7$ .

If f(4x)=12x-7f(4x)=12x-7, how do you find f(16.5)?