Provide an appropriate response.Solve the system for x and y, expressing either value in terms of a or b, if necessary. Assume that a ? 0 and b ? 0. 
A. 
B. 
C. 
D. 
Answer: C
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The double line graph below shows the number of Acme Superstores vs. the number of General Superstores. 
In what years was the number of Acme stores greater than the number of General stores?
A. 2002 through 2010 B. 2002 through 2008 C. 2009 through 2012 D. 2002 through 2009
Solve. Assume the exercise describes a linear relationship.In 2005, John invested $14,000 in the stock market. By 2010 his investment had grown to $15,400. Find an equation relating time and the value of the investment. If the market continues to grow at the same rate, how much will be in his account in 2016? Give your answer to the nearest dollar.
A. $15,401 B. $17,080 C. $15,681 D. $16,800
Solve the equation. Give an approximate solution to four decimal places.
10x = 6
A. {-0.2585} B. {0.7370} C. {2.3925} D. {-2.5850}
Find f(x) at the indicated value of x.f(x) = 7, x = 4
A. 28 B. 11 C. 7 D. 4