document.write( "Question 222916: the perimeter of a trangle is 136cm. if the three sides of the trangle are (x + 7)cm, (2x - 5)cm, and (3x + 2)cm, what is the lenght of each side? \n" ); document.write( "
Algebra.Com's Answer #166792 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "The perimeter of any polygon is the sum of the measures of the sides, so:\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Solve for then substitute that value back into each of the expressions for the measures of the three sides.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "John
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" );