Use the elimination method by addition to find the solution for the following system.
A. x = -6, y = 0
B. x = -6, y = 1
C. x = -7, y = 1
D. The system is inconsistent.
Answer: A
Mathematics
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Divide. Use bar notation to write repeating decimals. 16.5 ÷ 1.98
A. 8.
B. 8.6
C. 8.
D. 8.3
Mathematics
Find the value of n. Round to the nearest hundredth if necessary.
= 
A. 0.12 B. 92.4 C. 83.16 D. 739.2
Mathematics
Find an equation of variation for the given situation.y varies jointly as x and the square of z, and y = 160 when x = 8 and z = 2
A. y = 5xz2
B. y = 10xz
C. y = 
D. y = 6xz2
Mathematics
The box contains twenty-five more dimes than nickels. How many of each type of coin is there if the total value is $6.40? ? __________ nickels __________ dimes
What will be an ideal response?
Mathematics