Solve the problem.Jay drove 316 kilometers at the average rate of 79 kilometers per hour. How long did the trip take?
A. 3 hr
B. 5 hr
C. 4 hr
D. 
hr
Answer: C
Mathematics
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Solve and graph. Write the solution set in set-builder and interval notation.
(2x - 1) < 10
A. {x
x < 8}; (-?, 8)
B. {x
x < - 8}; (-?, - 8)
C. {x
x ? 8}; (-?, 8]
D. {x
x ? - 8}; [- 8, ?)
Mathematics
If 
with B in QII, find
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics
Add.
+ 
A. 
B. 
C. 
D. 
Mathematics
Find approximate solutions for the equation. Round to the nearest hundredth.-6.2x(x + 8.3) + 3.7 = 8.1 - 5.1x
A. -7.61, -0.081 B. -7.38, 0.10.02, 7.50 C. -14.76, -0.19 D. -7.38, -0.10
Mathematics