Translate the problem situation to a system of equations. Do not solve.The difference between two numbers is 1. Three times the smaller number plus the larger number is 85. What are the numbers?
A. x - y = 1; 3x + y = 85
B. x + y = 1; x + 3y = 85
C. x - y = 1; x + 3z = 85
D. x - y = 1; x + 3y = 85
Answer: D
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Let A and B be sets with cardinal numbers, n(A) = a and n(B) = b, respectively. Decide whether the statement is true or false.If B ? A, n(B) = n(A) - n(A - B).
A. True B. False
Provide an appropriate response.A pet store has 6 kittens, 10 puppies, and 7 parrots in stock, and a second store with 8 kittens, 14 puppies, and 9 parrots in stock. If the value of each kitten is $55, each puppy is $150 and each parrot is $35, find the total value of the pet store's inventory.
What will be an ideal response?
Provide an appropriate response.The graph of 
is always shaded above the line 
regardless of any nonzero choices of a, b, and c. True or false?
A. True B. False
Perform the indicated operation.Let A = 
. Find 2A.
A. 
B. 
C. 
D. 