Graph the system of inequalities.y ? -x2x + y ? -2
A. 
B. 
C. 
D. 
Answer: C
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Solve the problem.How long does it take $1700 to double if it is invested at 5% interest, compounded monthly? Round your answer to the nearest tenth.
Fill in the blank(s) with the appropriate word(s).
Translate to an equation and solve.
of the difference of 4 and h is the same as 
times h.
A. 
(4 - h) = 
? h ; 
B. 
4 - h = 
? h ; 
C. 
(4 - h) = 
? h ; 
D. 
4 - h = 
? h ; 
Solve the problem.To remodel a bathroom, a contractor charges $30 per hour plus material costs, which amount to $4800. Therefore, the total cost to remodel the bathroom is given by 
where x is the number of hours the contractor works. Find a formula for 
What does 
compute?
A. f -1(x) = 
- 4800; This computes the total cost if the contractor works x hours.
B. f -1(x) = 
- 160; This computes the number of hours worked if the total cost is x dollars.
C. f -1(x) = 
- 160; This computes the total cost if the contractor works x hours.
D. f -1(x) = 
- 4800; This computes the number of hours worked if the total cost is x dollars.
Solve the system by the elimination method.-7x - 82 = 9y 2x - 3y = 10
A. {(-5, -5)} B. {(-4, -6)} C. {(-4, -5)} D. ?