Question

How far does Linda drive if she uses 4 gallons of gas?

Answer 1

160 miles

Explanation:

The distance, D (in miles) Linda travels on g gallons of gas is given by the function:

`D(g)=40g`

If she used 4 gallons of gas: g = 4

`\begin{gathered} D(4)=40*4 \\ =160\text{ miles} \end{gathered}`

Linda drove 160 miles on 4 gallons of gas.