Add.
+ 
A.
B.
C.
D.
Answer: C
Mathematics
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Solve the problem.A cyclist bikes at a constant speed for 17 miles. He then returns home at the same speed but takes a different route. His return trip takes one hour longer and is 22 miles. Find his speed.
A. 6 mph B. 4 mph C. 7 mph D. 5 mph
Mathematics
Find the solution set of the system by graphing the equations by hand. If the system is inconsistent or dependent, say so.2x + y = 12x + y = 3
A.
B.
C.
D. empty set; inconsistent system
Mathematics
Subtract.(5x2 + 5x4 + 6 + 8x3) - (-7 + 2x3 + 8x4 - 8x2)
A. -3x4 + 10x3 - 3x2 - 1 B. 13x4 + 10x3 - 3x2 + 13 C. -3x4 + 6x3 + 13x2 + 13 D. 13x4 + 10x3 - 3x2 - 1
Mathematics
Find the product. ?
A.
B.
C.
D. 16x2y
Mathematics