Solve the problem.You have $50,000 and wish to invest part at 10% and the rest at 6%. How much should be invested at each rate to produce the same return as if it all had been invested at 9%?
A. $37,500 at 6%, $12,500 at 10%
B. $37,000 at 10%, $13,000 at 6%
C. $37,000 at 6%, $13,000 at 10%
D. $37,500 at 10%, $12,500 at 6%
Answer: D
Mathematics
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Perform the matrix row operation and write the new matrix.
-1R1
A. 
B. 
C. 
D. 
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Use the given conditions to find an equation in slope-intercept form of each of the nonvertical lines. Write vertical lines in the form x = h.y-intercept -43; x-intercept 35
A. y = 
x - 43
B. y = 
x - 43
C. y = 
x + 43
D. y = - 
x - 43
Mathematics
For the given function, find 
.6 - 7x
A. -7
B. 
C. 1
D. 
Mathematics
Complete the ordered pairs so that they are solutions of the given linear equation.y = -x + 9;(4, ), (9, ), (0, )
A. (4, 5) (9, -1) (0, 9) B. (4, 4) (9, 9) (0, 0) C. (4, 5) (9, 0) (0, 9) D. (4, 20) (9, 0) (0, 9)
Mathematics