Use the substitution method to solve the system.-3x + y = 3-6x - 3y = 1
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Perform the matrix operation.Given A = 
and B = 
, find A - B.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.
The Montgomerys borrowed $86,000 at 7.50% for 30 years to purchase a house. Find the total interest the Montomerys will pay if they pay the loan on schedule.
A. $142,794.40 B. $135,673.60 C. $130,410.40 D. $119,884.00
Mathematics
Find the perimeter of the figure.
A. 42 m B. 30 m C. 78 m D. 288 m
Mathematics
Solve the equation.
+ 3 = 11
A. {64} B. {2} C. {28} D. {16}
Mathematics