Write an equivalent expression using negative exponents. Then simplify, if possible.5-2
A. -25
B. 25
C. 
D. 
Answer: C
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Solve.Find the perimeter of a rectangle whose length is 4.7 ft and whose width is 1.84 ft.
A. 6.54 ft B. 4.62 ft C. 8.648 ft D. 13.08 ft
Set up the payoff matrix and decide on the best strategy.An investor has $22,000 to invest in stocks, either conservative blue-chip or speculative stocks. If the stock market goes up, the speculative stocks could be worth $52,000 while the blue chips would be worth $39,000. If the market goes down, the blue chips would drop to $14,000, while the speculative stocks could drop to $12,000. Where should the investor put his money?
A. 
B. 
C. 
D. 
Translate into an equation, then solve.Bob works as a salesman. He was told that he will get a bonus if he has 
in sales over a four-week period. The first week his sales were 
The second week his sales were $1820. The third week his sales were 
How much must Bob sell during the final week to get the bonus?
A. 2350 + 1820 + 3160x = 12,110; x = 
B. 2350 + 1820 + 3160 - x = - 12,110; x = 
C. 2350 + 1820 + 3160 + x = 12,110; x = 
D. 2350 + 1820 + 3160 = x + 12,110; x = 
Subtract 5y² – 3y – 5 from 8y² + 7y + 1.
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