document.write( "Question 351723: A banner in the shape of an isosceles triangle has a base that is 5 inches shorter than either of the equal sides. If the perimeter of the banner is 37 inches, then what is the length of the equal sides? \n" ); document.write( "
Algebra.Com's Answer #251395 by checkley77(12844)\"\" \"About 
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B=S-5
\n" ); document.write( "2S+B=37
\n" ); document.write( "2S+(S-5)=37
\n" ); document.write( "3S=37+5
\n" ); document.write( "3S=42
\n" ); document.write( "S=42/3
\n" ); document.write( "S=14 INCHES FOR THE EQUAL SIDES.
\n" ); document.write( "B=14-5=9 INCHES FOR THE BASE.
\n" ); document.write( "PROOF:
\n" ); document.write( "2*14+9=34
\n" ); document.write( "28+9=37
\n" ); document.write( "37=37
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