document.write( "Question 348388: Carla runs 4 miles every day. she jobs from home to the school track, which is 3/4 mile away. she then runs laps around the 1/4 mile track. carla then jobs home. how many laps does she run at the school? \n" ); document.write( "
Algebra.Com's Answer #249055 by checkley77(12844)\"\" \"About 
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4=3/4+3/4+1/4X
\n" ); document.write( "4=1.5+.25X
\n" ); document.write( ".25X=4-1.5
\n" ); document.write( ".25X=2.5
\n" ); document.write( "X=2.5/.25
\n" ); document.write( "X=10 LAPS.
\n" ); document.write( "PROOF:
\n" ); document.write( "4=3/4+3/4+1/4*10
\n" ); document.write( "4=1.5+10/4
\n" ); document.write( "4=1.5+2.5
\n" ); document.write( "4=4
\n" ); document.write( "
\n" );