document.write( "Question 483201: If the Johns Family spend 35% of their monthly income on food, 25% on utilities, 20% on entertainment, and $677 on rent. What is their monthly income? \n" ); document.write( "
Algebra.Com's Answer #330702 by edjones(8007)\"\" \"About 
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.35+.25+.20=.80
\n" ); document.write( "1-.8=.2
\n" ); document.write( "677 is .2 of their monthly income (m)
\n" ); document.write( ".2m=677
\n" ); document.write( "m=677/.2
\n" ); document.write( "=$3385. monthly income
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