Solve the application by adding or subtracting appropriately. Answer with a complete sentence.Mr. Bertini took a plane trip for a total of 
hours. He watched an 
movie for 
hours. From the airport, he took a cab ride for 
hour to the train station. Next, he took the train home for
src="https://sciemce.com/media/4/ppg__ttt0702190955__f1q195g5.jpg" alt="" style="vertical-align: -4.0px;" /> hours. What was the total time spent traveling?
A. The total time spent traveling was 7.50 hr.
B. The total time spent traveling was 8.30 hr
C. The total time spent traveling was 8.50 hr.
D. The total time spent traveling was 11.30 hr.
Answer: C
Mathematics
src="https://sciemce.com/media/4/ppg__ttt0702190955__f1q195g5.jpg" alt="" style="vertical-align: -4.0px;" /> hours. What was the total time spent traveling?
A. The total time spent traveling was 7.50 hr.
B. The total time spent traveling was 8.30 hr
C. The total time spent traveling was 8.50 hr.
D. The total time spent traveling was 11.30 hr.
Answer: C
Mathematics
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C. h = 2?(S - r)
D. h = hS - r
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A. x = 2 B. x = 1, x = 2, x = 3 C. x = 1, x = 3 D. Exists at all points
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Multiply. Use the FOIL method. (4a + 6) (4a – 6)
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Solve.
= 4
A. 2 B. 5 C. 8 D. 6
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