document.write( "Question 718516: Maria bought seven boxes and ate half of them by the end of the week later half if all her boxes were destroyed in a fire. There are now only 22 boxes left.with how many did she start? Show your work. \n" ); document.write( "
Algebra.Com's Answer #440921 by algebrahouse.com(1659)\"\" \"About 
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x = starting number of boxes \r
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\n" ); document.write( "\n" ); document.write( "x + 7
\n" ); document.write( "------ = 22 {half of all boxes is 22}
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\n" ); document.write( "\n" ); document.write( "x + 7 = 44 {multiplied each side by 2}
\n" ); document.write( "x = 37 {subtracted 7 from each side} \r
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\n" ); document.write( "\n" ); document.write( "She started with 37 boxes
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