Estimate the sum as indicated. Then answer the question.Estimate the following sum by first rounding to the nearest hundred. Does the estimate give you reason to doubt the stated sum?
A. Estimate: 12,900 ; yes
B. Estimate: 12,900 ; no
C. Estimate: 12,600 ; no
D. Estimate: 12,600 ; yes
Answer: D
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Solve the problem.On Saturday, Andy Jameson wishes to visit his grandparents' home, his best friend's home, and also make a trip to the music store. He estimates the distances among these locations as follows: Andy's home to grandparents' home is 5.5 miles; Andy's home to best friend's home is 8 miles, Andy's home to music store is 2.5 miles; Andy's grandparents' home to best friend's home is 7 miles; Andy's grandparents' home to music store is 11 miles; best friend's home to music store is 4.5 miles. What is the minimum distance Andy can travel to visit his three destinations and return home?
A. 29 mi B. 17 mi C. 28.5 mi D. 19.5 mi
Solve by using the multiplication principle to clear fractions.- 
= - 
- 
x
A. - 
B. 
C. 
D. 
Evaluate the polynomial function for the given value of the variable.Find P(-1): P(x) = -2x3 - 7x2 + 5x - 5
A. 9 B. -9 C. -15 D. -5
Write a polynomial for the length of the rectangle. 
A. x + 49 B. x - 7 C. x2 - 8x - 7x + 42 D. x2 + 7