Simplify.- 
A. -112
B. -15
C. does not exist as a real number
D. 15
Answer: B
You might also like to view...
Solve the problem.Suppose that the cost of an item, excluding tax, is $2.25. The algebraic expression 2.25x describes the cost, in dollars, of purchasing x units of that item. Evaluate the algebraic expression when x = 50.
A. $562.50 B. $11.25 C. $1125.00 D. $112.50
Solve the problem.The rates of death (in number of deaths per 100,000 population) for 1-4 year olds in the United States between 1980-1995 are given below. (Source: NCHS Data Warehouse) 
A logarithmic equation that models this data is y = 822.99 - 167.55 ln x where x represents the number of years since 1900. Use this equation to predict the rate of death for 1-4 year olds in 2005.
What will be an ideal response?
Determine whether the ordered triple is a solution to the given linear system.(5, -4, 5)
A. No B. Yes
Find the x- and y-intercepts of f.f(x) = (x + 1)(x - 5)(x - 1)2
A. x-intercepts: -1, 1, -5; y-intercept: 5 B. x-intercepts: -1, 1, 5; y-intercept: 5 C. x-intercepts: -1, 1, 5; y-intercept: -5 D. x-intercepts: -1, 1, -5; y-intercept: -5