Solve the problem.A salesman packed 3 shirts and 5 ties. With one shirt, he could wear all 5 ties. With another shirt, he could wear 4 ties. With the other shirt, he could wear only 2 ties. How many different combinations did he have?
A. 11
B. 22
C. 10
D. 40
Answer: A
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Solve the exponential equation. For irrational solutions, round to four decimal places.25 - 3x = 
A. {3}
B. 
C. {-3}
D. {8}
Provide an appropriate response.Given a = -1, b = -13, which of the following statements is false?
A. 
+ 
= -(a+b)
B. 
= -ab
C. 
= a/b
Perform the matrix multiplication.Find AB for A = 
and B = 
.
A. 
B. 
C. 
D. 
Solve the problem.In September 1998 the population of the country of West Goma in millions was modeled by 
At the same time the population of East Goma in millions was modeled by
In both formulas x is the year, where 
corresponds to September 1998. Assuming these trends continue, estimate the year when the population of West Goma will equal the population of East Goma.
A. 28 B. 1970 C. 2019 D. 2026