Solve the system by the substitution method.
A. {(4, -1), (2, -7)}
B. {(-1, 4), (-3, 6)}
C. {(-1, 4), (-7, 2)}
D. {(4, -1), (6, -3)}
Answer: D
Mathematics
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Evaluate the expression for the given replacement values. Write the answer in simplest form.x ÷ y for x = - 
, y = 
A. - 
B. - 
C. 
D. 
Mathematics
Solve the problem.The Midtown Deli building has a replacement cost of 
and is insured for 
It suffers a fire loss of 
Find the amount of loss paid by the company. Assume an 80% coinsurance clause.
A. $5513 B. $6300 C. $4200 D. $5040
Mathematics
Perform the indicated operation and simplify.
- 
A. 
B. 
C. 
D. 
Mathematics
Find the domain of f.f(x) = 
A. {x | x ? -4} B. {x | x ? 0, x ? -4} C. {x | x ? 9} D. {x | x ? 4}
Mathematics