The sum of the two numbers is 121. The difference between the numbers is 15. What are the two numbers?
2 answers:
You might be interested in
Answer:
The distance is 280 miles
<em></em>
Step-by-step explanation:
Given
When going to the mountain:
Let the speed be x.
When going home:
Required
Determine the distance of the mountains
Distance is calculated as:
When going to the mountains, the distance is:
When going home, the distance is:
It should be noted that, the distance is the same.
So, we have:
Open bracket
Collect Like Terms
Divide both sides by 3
Substitute 35 for x in
<em>The distance is 280 miles</em>