Add.9 + (-7)
A. -2
B. 16
C. -16
D. 2
Answer: D
Mathematics
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Use the bar graph to answer the question.The bar graph illustrates the numbers of certain grades earned in Mathematics 100. How many more C grades were earned than A grades?
A. 3 B. 2 C. 4 D. 5
Mathematics
Use the order of operations to evaluate each problem.38 - 5 ? 3
A. 23 B. 53 C. 76 D. 99
Mathematics
Provide an appropriate response.A large industrial company has three drain lines from the plant to the connection with the city drain system. What is the total length of pipe used by the company for the drain lines? 
A. 354 ft B. 454 ft C. 246.7 ft D. 254 ft
Mathematics
The graph of the function y = f(x) is given. On the same axes, sketch the graph of f-1(x). Use a dashed line for the inverse function.
A. 
B. 
C. 
D. 
Mathematics