Question 216583
If a man earns $420 interest in one year at 7%, what was the amount of money invested? 


Let the amount invested be A


Then we'll have:  .07(A) = 420


.07A = 420


{{{A = 420/.07}}} = ${{{highlight_green(6)}}},{{{highlight_green(000)}}}


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Check
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$6,000 * .07 = $420