document.write( "Question 943246: A rectangle is 4 times as long as it is wide. The area is 144 square feet. What is the perimeter of the rectangle?\r
\n" ); document.write( "\n" ); document.write( "(4x)(x)=144
\n" ); document.write( "4x=144
\n" ); document.write( "x=36
\n" ); document.write( "

Algebra.Com's Answer #575037 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
\"+A+=+4x%2Ax+\"
\n" ); document.write( "\"+A+=+4x%5E2+\"
\n" ); document.write( "\"+A%2F4+=+x%5E2+\"
\n" ); document.write( "\"+x+=+sqrt%28+A%2F4+%29+\"
\n" ); document.write( "\"+x+=+sqrt%28A%29%2F2+\"
\n" ); document.write( "\"+x+=+sqrt%28+144+%29+%2F+2+\"
\n" ); document.write( "\"+x+=+12%2F2+\"
\n" ); document.write( "\"+x+=+6+\"
\n" ); document.write( "\"+4x+=+24+\"
\n" ); document.write( "-------------
\n" ); document.write( "\"+P+=+2%2A6+%2B+2%2A24+\"
\n" ); document.write( "\"+P+=+12+%2B+48+\"
\n" ); document.write( "\"+P+=+60+\"
\n" ); document.write( "-------------
\n" ); document.write( "The perimeter is 60 ft
\n" ); document.write( "check:
\n" ); document.write( "\"+A+=+6%2A24+\"
\n" ); document.write( "\"+144+=+144+\"
\n" ); document.write( "OK
\n" ); document.write( "
\n" ); document.write( "
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