Solve the problem.Fred bicycles 5 km/h slower than Samantha. In the time it takes Fred to bicycle 48 km, Samantha travels 68 km. How fast does Fred bicycle?
A. 7 km/h
B. 12 km/h
C. 17 km/h
D. 24 km/h
Answer: B
Mathematics
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A. 1, 6, 2 B. 7, 6, 2 C. 0, 7, 2 D. -7, -6, -2
Mathematics
Solve the system by substitution. If the system is inconsistent and has no solution, state this. If the system is dependent, write the form of the solution for any real number x.x + 3y = 32x = -6y + 6
A. (3, 3)
B. Dependent, (x, -3x + 3)
C. Dependent, 
D. Inconsistent, ?
Mathematics
Find the domain of f.f(x) = 
A. {x | x ? 12} B. {x | x ? ±11} C. {x | x ? ±12} D. {x | x ? 11}
Mathematics
Use the quotient rule to simplify the expression. Write the expression with positive exponents. Assume that all variables represent nonzero real numbers.
A. 
B. 109
C. 
D. 
Mathematics