Alewuya invests a total of $19,000 in two accounts paying 5% and 7% simple interest

Alewuya invests a total of $19,000 in two accounts paying 5% and 7% simple interest, respectively. How much was invested in each account if, after one year, the total interest was $1,230.00. A) Enter an equation that uses the information as it is given that can be used to solve this problem. Use x as your variable to represent the amount of money invested in the account paying 5% simple interest. I need what was invested for 5% and 7%. Please help!
in Algebra 2 Answers by Level 1 User (800 points)

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1 Answer

19,000$, 1 yeer, interest=1,230$... 1230/19000=0.064736842...6.47368%... sum at 5% & sum at 7%...0.05x +0.07*(19000-x)=1230... 0.05x -0.07x +1,330=1230... -0.02x =1230-1330=-100... x=-100/-0.02=+100/0.02 =5,000$ at 5%... & 14,000$ at 7%=980$... 5000$ at 5%=250$... 980$+250$=1230$
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