Solve the problem.Roberto invested some money at 7%, and then invested $3000 more than twice this amount at 11%. His total annual income from the two investments was $4100. How much was invested at 11%?
A. $26,000
B. $29,000
C. $2900
D. $9000
Answer: B
Mathematics
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Use the symbolic definition of absolute value to simplify the expression.
A. - 
B. 3
C. 
D. None of the above
Mathematics
Solve the equation.-9 - 4x = 9 + 5x
A. {-2} B. {2} C. {1} D. {-1}
Mathematics
Factor completely. If the polynomial cannot be factored, say it is prime.3y3 + 6y2 - 12y2 - 24y
A. (y + 2)(3y2 - 12y) B. 3y(y - 2)(y + 4) C. (y + 2)(y - 4) D. 3y(y + 2)(y - 4)
Mathematics
Solve the problem.A woman borrowed $30,000 at 8% interest compounded annually. If the loan was paid off at the end of 4 years, how much did she pay? Round your answer to the nearest cent.
A. $32,400.00 B. $10,814.67 C. $39,600.00 D. $40,814.67
Mathematics