



 
Hi Georgia, I think the question should read
Let $d\$$ be the amount you invest at 7% then the amount you invest at 10% is $500\$  d\$.$ After one year the $d\$$ has earned $0.07 \times d\$$ interest. How much interest do you earn from the investment at 10%? The total interest earned is $44\$.$ Solve for d. Penny  


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