Collect like terms.
x + 
y - 
x - 
y + 19
A. 
x + 
y + 19
B. 
x + 
y + 19
C. 
x + 
y + 19
D. 
x + 
y + 19
Answer: B
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Solve the problem. Assume that simple interest is being calculated in each case. Round your answer to the nearest cent.Robert Hall bought a new computer system. To pay for the system, he borrowed 
from the credit union at 3
% simple interest for 120 days. Find the interest owed. (Use a 365 day year.)
A. $61.60 B. $50.40 C. $187.37 D. $46.84
Use the brute force algorithm to find a minimum Hamilton circuit for the graph. Also, determine the total weight of the minimum Hamilton circuit.
A. Minimum Hamilton circuit is W ? Z ? X ? Y ? W; weight = 60 B. Minimum Hamilton circuit is W ? X ? Z ? Y ? W; weight = 79 C. Minimum Hamilton circuit is W ? X ? Y ? Z ? W; weight = 60 D. Minimum Hamilton circuit is W ? Y ? X ? Z ? W; weight = 67
Solve.The cost, T, in hundreds of dollars, of tuition at one community college is given by the function 
where c is the number of credits for which a student registers. Use a graph to estimate the cost of tuition if a student registers for 10 credits.
A. About $2500 B. About $2100 C. About $1600 D. About $1300
Find the volume of the solid. Use 
for ?.
A. 12 cu yd B. 16 cu yd C. 64 cu yd D. 32 cu yd