Are these equations correct?
A person invested $8000 for one year, part at 6%, part at 8%, an...
Mathematics, 19.04.2020 03:11, rose8969
Are these equations correct?
A person invested $8000 for one year, part at 6%, part at 8%, and the remained at 11%. The total income from
these investments was $635. The amount of money invested at 11% was $500 more than the amount invested at
the 6% and 8% combined.
( x + y + z = 8000
6x + 8y + 112 = 635
( z = 500 + x + y
Answers: 2
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