Subtract.-15 - (-10)
A. -5
B. 25
C. 5
D. -25
Answer: A
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A. 8x + 7y = 113 B. 7x - 8y = 15 C. 7x + 8y = 113 D. 8x - 7y = 113
Solve the problem.A cost-benefit model expresses the cost of an undertaking in terms of the benefits received. One cost-benefit model gives the cost in thousands of dollars to clean up x percent of an oil spill as
Another model produces the relationship 
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A. c(x) = 
B. c(x) = 
C. c(x) = 
D. c(x) = 
Find the quotient.
÷ 
A. x + 3y
B. (x + 3y)(x - 4y)
C. 1
D. 
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A. If it is pouring, then it is not raining. B. If it is raining, then it is pouring. C. If it is not pouring, then it is not raining. D. If it is not raining, then it is not pouring.