Translate the problem to a system of equations; then solve using the elimination method.Walt made an extra $7000 last year from a part-time job. He invested part of the money at 9% APR and the rest at 8% APR. He made a total of $590 in interest. How much was invested at 8%?
A. $3500
B. $4000
C. $3000
D. $5000
Answer: B
Mathematics
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14 cm
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A. 
B. ?
C.
D.
E.
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