SOLUTION: Mr. Jarvis invested a total of $10,437 in two savings accounts. One account earns 8% simple intrest per year and the other earns 9% simple intrest per year. Last year,the two inves

Question 456053: Mr. Jarvis invested a total of $10,437 in two savings accounts. One account earns 8% simple intrest per year and the other earns 9% simple intrest per year. Last year,the two investments earned a total of $849.52 in intrest. Which of the following systems of equations could be used to determine the amount Mr. Jarvis initially invested in each account? Let X represent the amount invested at 8% and ley Y represent the amount invested at 9%.
A) x+y=849.52
8x+9y=10,437
B) x+y=849.52
0.08x+0.09y=10,437
C) x+y=10,437
0.08x+0.09y=849.52
D) x+y=10,437
8x+9y=849.52

Answer by benni1013(206) (Show Source): You can put this solution on YOUR website!
The answer is C. Let's think about this.
The total interest earned is $849.52
The interest rates are 8% and 9%. This means whatever amount invested at 8% plus the amount invested at 9% equals this number or:
.08x+.09y=$849.52
The total after is the amount of the two account or x+y.
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