Which of the has an undefined slope?
?
A. ?y = 6
B. ?x = -3
C. ?y = 4x + 0
D. ?y = -3x + 3
E. ?None of the above.
Answer: B
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Solve the problem.A bank teller has some five-dollar bills and some twenty-dollar bills. The teller has 10 more of the twenties. The total value of the money is $800. Find the number of five-dollar bills that the teller has.
A. 14 five-dollar bills B. 34 five-dollar bills C. 44 five-dollar bills D. 24 five-dollar bills
Solve the problem.The table contains data that can be modeled by an exponential function of the form 
Use regression to determine an exponential function f that models this data. Round the coefficients to the nearest hundredth.
A. f(x) = (1.32)(5.97)x B. f(x) = (1.78)(1.63)x C. f(x) = (5.97)(1.32)x D. f(x) = (1.63)(1.78)x
Combine like terms to simplify the expression.4t + 4s - 8t + s
A. 5s - 4t B. 3s - 4t C. 4s - 4t D. 5s + 12t
Compute.?2?
A. - 
B. -2
C. 2
D. 0