Solve the equation.
= 3 + 
A. {-1}
B. {5, 8}
C. {-5, -8}
D. ?
Answer: B
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Use two equations in two variables to solve the following problem.In a year the number of people dying from cancer was 5 times the number who died from accidents. If the number of deaths from these two causes totaled 360,000, how many people died from each cause?
A. 280,000 died from cancer, 60,000 died from accidents B. 290,000 died from cancer, 70,000 died from accidents C. 280,000 died from cancer, 80,000 died from accidents D. 300,000 died from cancer, 60,000 died from accidents E. 290,000 died from cancer, 80,000 died from accidents
Tell whether the points are the vertices of a parallelogram (that is not a rectangle), a rectangle, or neither.(-10, -4), (-1, -18), (13, -9), (4, 5)
A. Parallelogram B. Neither C. Rectangle
Suppose 500 coins are tossed. Using the normal curve approximation to the binomial distribution, find the probability of the indicated results.Less than 259 heads
A. .224 B. .773 C. .776 D. .788
Solve the inequality.(x + 6)(x + 4) > 0
A. (-?, -6) B. (-6, -4) C. (-?, -6) or (-4, ?) D. (-4, ?)