Question

A delivery service charges $1.25 for

each delivery, plus $0.75 for each

mile the driver travels. The service

charged a customer $5.75 for a

delivery. Which number line

represents the number of iniles the

driver could have traveled for the

delivery?

Answer 1

Answer:
`6\ \text{miles}`

Explanation:

Given

A delivery service charge
`\$1.25` for each delivery

and an additional
`\$0.75` for each mile traveled

Suppose, x miles are covered

The charge is given by

`\Rightarrow 5.75=1.25+0.75x\\\Rightarrow 4.5=0.75x\\\Rightarrow x=6\ \text{miles}`

Therefore, driver traveled 6 miles for delivery