6x^2+4-7x-2x^3
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Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15
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Ana earns 2.5% simple interest on $2,000 in her savings account. she does not make any deposits or withdrawals. after 3 years, how much interest will ana have earned on her savings account?
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Peyton's field hockey team wins 4 games out of every 7 games played. her team lost 9 games. how many games did peyton's team play?
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