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Algebra_2
Chapter 43
Problem 2
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Suppose that 7 times the number R added to 7 is equal to 1 less than 9 times the number.
This can be written as
Solving for R you get
.
Try this solution by entering frac{-1-7}{7-9} into the Graphing Calculator in the
Function= box .
Click on the
Enter your Function button.
Then click on the
Plot Graph box to obtain the answer f(x) = 4.
