Answer:
Addition
Step-by-step explanation:
<span>-5/12*8/13 to the lowest terms which equal -10/39.</span>
One crew is doing 1.3 miles daily, the other is doing 1.4 miles daily, so both together are doing 1.3 + 1.4 miles daily, namely 2.7 miles.
now, they are 6.75 miles apart, how many days will it be at a rate of 2.7 miles per day, that 6.75 miles will be done?

days
The answer is = -5
This gotta be 20 words long so I’m just making it 20 words anyways I did it on my book hope it helps