Solve.Madison, Lionel, and Maria enter a 48.7-mile bicycle team relay race. They complete the course in 2.44 hours. What was their average speed on the course? (Round to the nearest tenth.)
A. 5.0 mi/hr
B. 0.5 mi/hr
C. 200.0 mi/hr
D. 20.0 mi/hr
Answer: D
Mathematics
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Solve the system by elimination. If the system is inconsistent or dependent, say so.-2x - 7y = -24-5x - 3y = -2
A. (2, -4) B. (2, 4) C. (-2, 4) D. (-2, -4)
Mathematics
Name the property illustrated by the sentence.2 ? x = x ? 2
A. Associative property of addition B. Commutative property of multiplication C. Multiplicative identity property D. Distributive property
Mathematics
Solve.
= 4
A. 4 B. 2 C. -2 D. No solution
Mathematics
Perform the indicated operation(s). Simplify if possible.
+ 
A. 
B. - 
C. 
D. 
Mathematics