document.write( "Question 127019: if the length of a side of a square is increased by 3 centimeters, the perimeter of the new square is 40 centimeters more than twice the length of a side of the original square. find the dimensions of the original square \n" ); document.write( "
Algebra.Com's Answer #93024 by checkley71(8403)\"\" \"About 
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4(x+3)=2x+40
\n" ); document.write( "4x+12=2x+40
\n" ); document.write( "4x-2x=40-12
\n" ); document.write( "2x=28
\n" ); document.write( "x=28/2
\n" ); document.write( "x=14 answer for the originmal length of the sides of the square.
\n" ); document.write( "PROOF:
\n" ); document.write( "4(14+3)=2*14+40
\n" ); document.write( "4*17=28+40
\n" ); document.write( "68=68\r
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