A person invests part of $\$ 10,000$ at $4 \%$ and the remainder at $7 \%$, simple interest. After one year, a total of $\$ 580$ in interest has been earned. How much is invested at each rate?

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The Answer of A person invests part of $\$ 10,000$ at $4 \%$ and the remainder at $7 \%$, simple interest. After one year, a total of $\$ 580$ in interest has been earned. How much is invested at each rate?

A Person Invests Part Of $10,000\$ 10,000$10,000 At 4%4 \%4% And the Remainder At

A Person Invests Part Of $\$ 10,000$ At $4 \%$ And the Remainder At