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icalibear
 3 years ago
Did I do this right? Please check my work, somebody?
On January 1, 2010, Chessville has a population of 50,000 people. Chessville then enter a period of population growth. Its population increases 7% each year. On the same day, Checkersville has a population of 70,000 people. Checkersville starts to experience a population decline. Its population decreases 4% each year. During what year will the population of Chessville first exceed that of Checkersville? Please show your work and explain your steps in the simplest way possible. :)
icalibear
 3 years ago
Did I do this right? Please check my work, somebody? On January 1, 2010, Chessville has a population of 50,000 people. Chessville then enter a period of population growth. Its population increases 7% each year. On the same day, Checkersville has a population of 70,000 people. Checkersville starts to experience a population decline. Its population decreases 4% each year. During what year will the population of Chessville first exceed that of Checkersville? Please show your work and explain your steps in the simplest way possible. :)

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omgitsjc
 3 years ago
Best ResponseYou've already chosen the best response.1(50K)(.07)=3500 (70K)(.04)=2800 in y1 of you enter 50000 + 3500x and y2 you enter 70000  2800x...go to the table and you will see that they equal after about 3 years

omgitsjc
 3 years ago
Best ResponseYou've already chosen the best response.1first you want to convert the percentages to decimals

omgitsjc
 3 years ago
Best ResponseYou've already chosen the best response.1so you divide 7 by 100 and 4 by 100

omgitsjc
 3 years ago
Best ResponseYou've already chosen the best response.1then you want to multiply 50,000 by .07 and 70,000 by .04

omgitsjc
 3 years ago
Best ResponseYou've already chosen the best response.150,000 times .07=3500 70,000 times .04= 2800

omgitsjc
 3 years ago
Best ResponseYou've already chosen the best response.150,000 times .07=3500 70,000 times .04= 2800
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