Simplify the expression. (Remember the order of operations.)(4 - 2)(3 + 4) - 22
A. 7
B. 10
C. 18
D. 4
Answer: B
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Use the substitution method to solve the system. x + 7y = -425x + 8y = -48
A. No solution B. (6, 0) C. (1, -7) D. (0, -6)
Determine whether the statement is true or false.The set of rational numbers is not a subset of the whole numbers.
A. False B. True
Solve the problem.During clinical trials of a new drug intended to reduce the risk of heart attack, the following data indicate the occurrence of adverse reactions among 1200 adult male trial members. What is the probability that an adult male using the drug will experience nausea?
A. 1.58% B. 1.83% C. 25.58% D. 1.71%
Solve the problem.A vendor has learned that, by pricing carmel apples at $1.00, sales will reach 128 carmel apples per day. Raising the price to $2.00 will cause the sales to fall to 76 carmel apples per day. Let f(x) be the number of carmel apples the vendor sells at x dollars each. Write a linear function that models the number of carmel apples sold per day when the price is x dollars each.
A. f(x) = 52x + 76
B. f(x) = - x +
C. f(x) = -52x - 180
D. f(x) = -52x + 180