Solve the system by the substitution method.3y - x = 10x2 + y2 - 100 = 0
A. 
B. {(10, 0), (-10, 0), (8, 6)}
C. {(-10, 0), (8, 6)}
D. 
Answer: C
Mathematics
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Perform the indicated operation. Express your answer in simplest form.
+ 
A. 
B. 
C. 
D. 
Mathematics
Use values from the compound interest table to find the compound interest. Round to the nearest cent.
$2000 at 10% compounded quarterly for 2 years
A. $420.00 B. $400.00 C. $2101.25 D. $436.80
Mathematics
Solve the problem.Find the value for x in the cube. Use exact values. 
3 ft
A. 3
ft
B. 9 ft
C. 3 ft
D. 3
ft
Mathematics
Find the indicated sum.Find 1 + 3 + 5 + 7 + . . ., the sum of the first 60 positive odd integers.
A. 3600 B. 3540 C. 3604 D. 3536
Mathematics