David drove 168 miles on 7 gallons of gasoline. Which of the following equations can be used to find how far can he can travel on a full tank of 16 gallons

Question

anonymous · Answer

@StudyGurl14

anonymous · Answer

@mathstudent55

anonymous · Answer

can you help please i don't understand this

studygurl14 · Answer

$\large\frac{168}{7}=\frac{x}{16}$
solve for x. (cross-multiply)

anonymous · Answer

well i need to find an equation and the closest one to the one you wrote is 168/7 = 16/x

anonymous · Answer

@StudyGurl14

studygurl14 · Answer

That's incorrect.

studygurl14 · Answer

You can rearrange the formula like this:
$\large\frac{7}{168}=\frac{16}{x}$

studygurl14 · Answer

You can also write it like this:
$\large\frac{7}{16}=\frac{168}{x}$