Solve the system by the method of your choice. Identify systems with no solution and systems with infinitely many solutions, using set notation to express their solution sets.
+ 
= 1
- 
= 0
A. 
B. 
C. 
D. ?
Answer: B
Mathematics
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Find the domain of x in the expression.
?
?
A. 
B. 
C. 
D. 
E. 
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Use an integer to express the number.Mr. Voss decreased his speed by 13 miles per hour.
A. 13 B. -13
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Graph the system of linear inequalities in two variables.
A. 
B. 
C. 
D. 
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McDonald's has a decor design studio in
A. Grenoble, France B. Denver, Colorado C. Florence, Italy D. Shanghai, China
Mathematics