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if "f" varies directly with "m" and f = -19 when m=14, what is "f" when m=2? enter the number that belongs in the green box. reduce to the simplest form. f= - ?/?

if f varies directly with m and f 19 when m14 what is f when m2 enter the number that belongs in the green box reduce to the simplest form f class=

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solution

For this case we can use the following proportion rule:

[tex]\frac{-19}{14}=\frac{f}{2}[/tex]

Then we can solve for f on this way and we got:

[tex]f=2\cdot(\frac{-19}{14})=-\frac{19}{7}[/tex]

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