SOLUTION: bob has $15000 to invest. he plans to invest part at 8%, with the remainder invested at 10%. find the amount invested at each rate if the total annual interest income is 1300

SOLUTION: bob has $15000 to invest. he plans to invest part at 8%, with the remainder invested at 10%. find the amount invested at each rate if the total annual interest income is 1300

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Question 965284: bob has $15000 to invest. he plans to invest part at 8%, with the remainder invested at 10%. find the amount invested at each rate if the total annual interest income is 1300
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

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Multiply the second equation by 8 and subtract from the first equation,

$10000 at 8%, $5000 at 10%
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