Use an inverse matrix to solve the given system of equations. 3x + 5y = -10-2x - 4y = 6
A. (-5, 1)
B. (5, -1)
C. (-1, 5)
D. (1, -5)
Answer: A
Mathematics
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Use a truth table to determine whether the symbolic form of the argument is valid or invalid.~q ? ~p
? ~q
A. Valid B. Invalid
Mathematics
Fill in the blank with one of the words or phrases listed below.
The 
of a number is the factorization in which all the factors are prime numbers.
A. 0 B. prime factorization C. reciprocals D. simplest form
Mathematics
Solve the problem.Roger agreed to 7 years of car payments. He has been making payments for 
and 
How much longer does he have to keep making payments?
A. 5 yr 4 mo B. 5 yr 5 mo C. 5 yr 7 mo D. 5 yr
Mathematics
Graph.y = 
A. 
B. 
C. 
D. 
Mathematics