Use the distributive property to rewrite the algebraic expression without parentheses. Then simplify the result, if possible.-9(x + y)
A. -9x + y
B. -9xy
C. -9x - 9y
D. -9x + 9y
Answer: C
Mathematics
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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) = (0.98)(1.33)x B. f(x) = (1.14)(0.85)x C. f(x) = (0.85)(1.14)x D. f(x) = (1.33)(0.98)x
Mathematics
Solve the system of equations.
A. (-5, 6) B. (-6, 6) C. (8, -8) D. (6, -6)
Mathematics
Perform the operation indicated.
÷ 
A. 
B. 1
C. 96
D. 
Mathematics
Solve the equation.2 + 3 = 
A. -15 B. -35 C. -25 D. -5
Mathematics