document.write( "Question 1067653: A rectangular auditorium seats 2744 people. The number of seats in each row exceeds the number of rows by 7. Find the number of seats in each row. \n" ); document.write( "
Algebra.Com's Answer #682756 by josmiceli(19441)\"\" \"About 
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Let \"+n+\" = the number of seats in each row
\n" ); document.write( "\"+n+-+7+\" = the number of rows
\n" ); document.write( "--------------------------------
\n" ); document.write( "\"+n%2A%28+n+-+7+%29+=+2744+\"
\n" ); document.write( "\"+n%5E2+-+7n+-+2744+=+0+\"
\n" ); document.write( "\"+n+=+%28+-b+%2B-+sqrt%28+b%5E2+-+4%2Aa%2Ac+%29%29+%2F+%282%2Aa%29+\"
\n" ); document.write( "\"+a+=+1+\"
\n" ); document.write( "\"+b+=+-7+\"
\n" ); document.write( "\"+c+=+-2744+\"
\n" ); document.write( "-----------------
\n" ); document.write( "\"+n+=+%28+-%28-7%29+%2B-+sqrt%28+%28-7%29%5E2+-+4%2A1%2A%28-2744%29+%29%29+%2F+%282%2A1%29+\"
\n" ); document.write( "\"+n+=+%28+7+%2B-+sqrt%28+49+%2B+10976+%29%29+%2F+2+\"
\n" ); document.write( "\"+n+=+%28+7+%2B-+sqrt%28+11025+%29%29+%2F+2+\"
\n" ); document.write( "\"+n+=+%28+7+%2B+105+%29+%2F+2+\"
\n" ); document.write( "\"+n+=+112%2F2+\"
\n" ); document.write( "\"+n+=+56+\"
\n" ); document.write( "There are 56 seats in each row
\n" ); document.write( "------------------------------
\n" ); document.write( "check:
\n" ); document.write( "\"+n%2A%28+n+-+7+%29+=+2744+\"
\n" ); document.write( "\"+56%2A%28+56+-+7+%29+=+2744+\"
\n" ); document.write( "\"+56%2A49+=+2744+\"
\n" ); document.write( "\"+2744+=+2744+\"
\n" ); document.write( "OK\r
\n" ); document.write( "\n" ); document.write( "
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