document.write( "Question 689000: Can you help me ?
\n" ); document.write( "x+y=525
\n" ); document.write( "4x+6y=2876 \n" ); document.write( "
Algebra.Com's Answer #425815 by ReadingBoosters(3246)\"\" \"About 
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Rearrange x+y=525 as
\n" ); document.write( "x = 525 - y
\n" ); document.write( "...
\n" ); document.write( "Substitution
\n" ); document.write( "4(525-y) + 6y = 2876
\n" ); document.write( "2100 - 4y + 6y = 2876
\n" ); document.write( "2y = 2876 - 2100
\n" ); document.write( "2y = 776
\n" ); document.write( "\"highlight_green%28y+=+388%29\"
\n" ); document.write( "...
\n" ); document.write( "x = 525 - 388
\n" ); document.write( "\"highlight_green%28x=137%29\"
\n" ); document.write( "……………………………
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\n" ); document.write( "--Reading Boosters
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