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Algebra_2
Chapter 42
Problem 3
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Suppose that 4 times the sum of a number R and -6 is equal to 20.
This can be written as
 = 20)
Solving for R you get
.
Try this solution by entering 20/4+6 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) = 11.
