Simplify.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve the problem.It costs $42 per hour plus a flat fee of $23 for a plumber to make a house call. Find the number of hours a plumber worked if the total cost was $233.
A. 5 B. 17 C. 16 D. 4
Mathematics
Find the LCD for the rational expression.
, 
A. 2x - 1 B. (x + 1)(2x - 1) C. (x - 1)(2x + 1) D. x + 1
Mathematics
For the given function expressed verbally, give a graphical representation. Bob buys a car that gets 12 miles per gallon of gasoline. Give a representation to compute the number of miles, y , that Bob can travel with x gallons of gasoline. Let 0?x?10.
A. 
B. 
C. 
D. 
Mathematics
Find an equation of the line that fits the description.Passes through (4, -7) and has undefined slope
A. y = 4 B. x = -7 C. y = -7 D. x = 4
Mathematics