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Algebra_3
Chapter 58
Problem 1
Select a different problem
Example:
Suppose you have a box of N marbles. (see figure below)
20 percent of the number N is 80 marbles.
Solution: 20 percent is written as
and thus 20 percent of N is 80 is written as
Solving for the number N gives:
Try this solution by entering (100/20)80 into the Graphing Calculator in the
Function f(x) = box .
Click on the
Plot Graph button.
The answer will appear below the Function f(x)=box as f(x) = 400
