document.write( "Question 985541: I need to find a formula to answer an investment increase word problem. I know the interest rate compounded annually and the total amount received. I need to find the original investment amount. \n" ); document.write( "
Algebra.Com's Answer #606401 by stanbon(75887)\"\" \"About 
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I need to find a formula to answer an investment increase word problem. I know the interest rate compounded annually and the total amount received. I need to find the original investment amount.
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\n" ); document.write( "General Formula:: A(t)=P(1+(r/n))^(nt)
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\n" ); document.write( "Your Problem::
\n" ); document.write( "Solve for \"P\"
\n" ); document.write( "P = (A(t))/(1+(r/n))^(nt)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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