Solve the problem.The change in a certain engineer's salary over time can be approximated by the linear equation 
where y represents salary in dollars and x represents number of years on the job. According to this equation, after how many years on the job was the engineer's salary $64,000?
A. 13 years
B. 10 years
C. 11 years
D. 12 years
Answer: C
Mathematics
You might also like to view...
Find the derivative of y with respect to the independent variable.y = 5ln 10t
A. 
B. 
5ln 10t
C. 
5ln 10t
D. 5ln 10t
Mathematics
Integrate the function.
A. 
4 + C
B. 
5 + C
C. 
5 + C
D. 
5 + C
Mathematics
Simplify.
A. 
B. 
C. 7x + 3
D. 
Mathematics
Solve the problem.Consider a retirement savings account where the monthly contribution is $125 for the first 15 years, is increased to $250 for the next 20 years, and then is increased once again to $300 for the last 5 years. The APR is always 6.0% compounded monthly. What is the value of the account at the end of 40 years? Round your answer to the nearest cent.
A. $339,049.09 B. $338,059.30 C. $343,032.07 D. $342,042.28 E. $335,066.11
Mathematics