SOLUTION: the following graph shows the enrollment at a community college. 1997- 6,000 1998- 8,000 1999- 10,000 2000- 12,000 2001- 14,000 what was the increase in enrollment from 1997

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Question 125699: the following graph shows the enrollment at a community college.
1997- 6,000
1998- 8,000
1999- 10,000
2000- 12,000
2001- 14,000
what was the increase in enrollment from 1997 to 2001?
write as an equation and figure.
Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!
the following graph shows the enrollment at a community college:





as you can see, the difference between each two consecutive years is , so the increase in enrollment from to year will be equal to the sum of prodct times the difference between each two years (in your case and ) and the number of enrolled students in :

from to will be




the increase in enrollment from to is
or, you can simply find it this way:
if the increase in enrollment from to is ,the number of enrolled students in is and the number of enrolled students in is , then:



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