document.write( "Question 1113484: After 20 years, Marcel's account earned $1200 in interest. If the interest rate (in decimal form) is 0.1, how much did Marcel initially invest? \n" ); document.write( "
Algebra.Com's Answer #728527 by solver91311(24713)\"\" \"About 
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\n" ); document.write( "It depends -- a lot -- on whether it is simple interest or compound interest, and, if compound, how many compounding periods per year.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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