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.y = 19 - 4x4x + y = 43
A. {(9, 15)}
B. {(12, 7)}
C. {(x, y) 
}
D. ?
Answer: D
Mathematics
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A. 
B. 
C. 32
D. 
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A. -3y B. -4y + y C. -5y D. -4y
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Provide an appropriate response.A trust fund is to be established by a single payment so that at the end of 15 years, there will be $20,000 in the fund. If the fund earns interest at the rate of 8% compounded semiannually, how much should be deposited initially into the fund?
A. $7014.27 B. $7143.56 C. $6166.38 D. $6472.42 E. $11,105.30
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Complete the sentence.The absolute value of 13 is _____.
A. 26 B. 0 C. -13 D. 13
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