document.write( "Question 234309: Three sides of a triangle are represented by x,x+3 and x+5. The perimeter
\n" ); document.write( "of the triangle is 35 units. Solve for x
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Algebra.Com's Answer #172787 by checkley77(12844)\"\" \"About 
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x+x+3+x+5=35
\n" ); document.write( "3x=35-8
\n" ); document.write( "3x=27
\n" ); document.write( "x=27/3
\n" ); document.write( "x=9 for the short side.
\n" ); document.write( "9+3=12 for the middle side.
\n" ); document.write( "9+5=14 for the longest side.
\n" ); document.write( "Proof:
\n" ); document.write( "9+12+14=35
\n" ); document.write( "35=35
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