Add or subtract as indicated. Simplify the result, if possible.
- 
A. - 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the circumference and area of the circle. Use 3.14 for ?. Round your results to the nearest tenth.
A. C ? 11.9 mi, A ? 11.3 mi2 B. C ? 6.0 mi, A ? 45.3 mi2 C. C ? 11.9 mi, A ? 11.9 mi2 D. C ? 6.0 mi, A ? 23.9 mi2
Mathematics
Simplify.(-15)
- 3 ÷ 
A. -9 B. 9 C. 3 D. -3
Mathematics
Multiply and write the product in exponent form.y ? y2
A. y3 B. y2 C. 2y3 D. 2y2
Mathematics
Solve the problem.Nikki is fishing from a bank 37 feet above water level. In this location, the fish tend to feed at 39 feet below the surface. How long must Nikki's fish line be to reach the fish?
A. 76 feet B. -2 feet C. 2 feet D. -37 feet
Mathematics