Add or subtract, as indicated. Assume that all variables represent positive real numbers.3
+ 5
A. 35
B. -5
C. -35
D. 5
Answer: A
Mathematics
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Solve the problem.City A has an elevation of 15,054 feet above sea level while city B has an elevation of 16,383 feet below sea level. Find the difference in elevation between those two cities.
A. 31,537 ft B. 1329 ft C. 1429 ft D. 31,437 ft
Mathematics
Perform the indicated conversion within metric units of length.651 millimeters to centimeters
A. 65,100 cm B. 65.1 cm C. 6510 cm D. 6.5 cm
Mathematics
Determine whether the given ordered set of numbers is a solution of the system of equations.(6, -2)x + y = 4x - y = 8
A. No B. Yes
Mathematics
Simplify the expression. Write the result using positive exponents only.
A. 
B. x4
C. 
D. x18
Mathematics