Let x represent one number and let y represent the other number. Use the given conditions to write a system of nonlinear equations. Solve the system and find the numbers.The difference between the squares of two numbers is 112. Twice the square of the second number subtracted from the square of the first number is 
. Find the numbers.
A. 11 and 3, -11 and 3, or 11 and -3
B. 11 and 3
C. 11 and 3, -11 and 3, 11 and -3, or -11 and -3
D. 11 and 3 or -11 and -3
Answer: C
Mathematics
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A. 
B. 
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D. 
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Find the missing value and write a conclusion. If necessary, round the percentage to the nearest tenth.What percent of 50 is 20?
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Find any missing lengths in the similar shapes.
A. x = 4.286 in., y = 3.75 in., z = 6.83 in. B. x = 6.83 in., y =3.75 in., z = 4.286 in. C. x = 0.233 in., y = 3.75 in., z = 0.146 in. D. x = 4 in., y = 3.75 in., z = 6.375 in.
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Mathematics