Solve the problem.Sue wants to put a rectangular garden on her property using 88 meters of fencing. There is a river that runs through her property so she decides to increase the size of the garden by using the river as one side of the rectangle. (Fencing is then needed only on the other three sides.) Let x represent the length of the side of the rectangle along the river. Express the garden's area as a function of x.
A. A(x) = 44x - 
x2
B. A(x) = 43x - 
x2
C. A(x) = 44x2 - x
D. A(x) = 45x - 2x2
Answer: A
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Use the guidelines to evaluate the study. Discuss flaws that you see in the study. An educational researcher wishes to compare the effectiveness of two different math textbooks. She has the tenth graders at one school use the first book for one year and the tenth graders at another school use the second textbook for one year. At the end of the year, she gives the same math test to both classes and compares the results.
What will be an ideal response?
Solve the system by substitution. If the system is inconsistent or dependent, say so.x + y = -5x = y + 18
A. (6.5, 11.5) B. (5, -11.5) C. (5, 6.5) D. (6.5, -11.5)
Solve the problem.A venture capital firm invested $2,000,000 in a new company in 1995. In 1999, they sold their stake in the company for $10,500,000. What was the average annual rate of return on their investment?
Fill in the blank(s) with the appropriate word(s).
Graph the linear equation by finding its intercepts.2x - 6y = 12
A. 
B. 
C. 
D. 