document.write( "Question 1021470: three-quarters of mike's money was spent at the electronics store. he had $10 left. how much money did mike have before? \n" ); document.write( "
Algebra.Com's Answer #637223 by fractalier(6550)\"\" \"About 
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Well, if he spent 3/4 of his money, then 1/4 of it is left. Thus the ten dollars he has left over is 1/4 of what he started with, right? Call that amount x. We write
\n" ); document.write( "(1/4)x = 10
\n" ); document.write( "Now multiply by four and get
\n" ); document.write( "x = $40
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