Simplify the expression by combining like terms.
+ 
y + 
+ 
y
A. 
+ 
y
B. 
+ 
y
C. 
+ 
y
D. 
+ 
y
Answer: C
Mathematics
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Solve the problem.Julie and Eric row their boat (at a constant speed) 45 miles downstream for 5 hours, helped by the current. Rowing at the same rate, the trip back against the current takes 9 hours. Find the rate of the current.
A. 1.5 mph B. 7 mph C. 2 mph D. 3 mph
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Find the indicated tax rate.PercentIn Mills4.5%
A. $0.45 B. 4.5 C. 45.0 D. $45.00
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Discuss the symmetry of the graph of the polynomial function.
A. Symmetric about origin B. None C. Symmetric about x-axis D. Symmetric about y-axis
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Simplify.
A. 30
B. 
C. 
D. 
Mathematics