Simplify.
A. - 
B. 
C. 
D. 
Answer: B
Mathematics
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Which of the following is not a solution to the equation: 9x + y = 81? ?
A. ?(0, 81) B. ?(1, 72) C. ?(9, 0) D. ?(10, 9) E. ?(10, -9)
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Write the percent as a decimal.10.98%
A. 1.098 B. 10.98 C. 0.1098 D. 0.01098
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Simplify the expression.3(3x - 2) + 7x
A. 16x + 6 B. 2x + 6 C. 2x - 6 D. 16x - 6
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Solve.A cruise boat travels 72 miles downstream in 2 hours and returns to its starting point upstream in 12 hours. Find the speed of the stream.
A. 57 mph B. 21 mph C. 15 mph D. 36 mph
Mathematics