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Let n be the amount of time it takes william to cut the lawn. Then Shelly takes
n-2 hours. So:
1/n+1/n-2=1/3
3(n-2)+3n=n²-2n
6n-6=n²-2n
n²-8n+6=0
Using the quadratic formula, we get a positive value of 7.1623 hrs as the amount of time william takes working alone, and 5.1623 as the amount of time Shelly takes working alone
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Answer:
3200 meters
Step-by-step explanation:
because it is
Answer:
4 units
Step-by-step explanation:
X coordinate never changed so you just need to subtract 2 from 8 to see the unit difference.
