Solve the system by graphing.
A. 
B. 
C. Infinitely many solutions
D. Inconsistent
Answer: D
Mathematics
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Solve the problem.Anne and Nancy use a metal alloy that is 20% copper to make jewelry. How many ounces of a 14% alloy and a 24% alloy must be mixed to form 100 ounces of the desired alloy?
A. 30 at 14% and 70 at 24% B. 60 at 14% and 40 at 24% C. 40 at 14% and 60 at 24% D. 70 at 14% and 30 at 24%
Mathematics
Determine the magnitude of v.
A. 4
B. 4
C. 80
D. 80
Mathematics
Perform the indicated operations.
- 
A. 1
B. 
C. 
D. 
Mathematics
Provide an appropriate response. Express as a real number: 116 feet below sea level
A. -116 feet B. +116 feet
Mathematics