document.write( "Question 153773: a 90 inch pipe is cut into two pieces. one piece is 20 in more than the other. find the lenth of each piece. \n" ); document.write( "
Algebra.Com's Answer #113504 by orca(409) ![]() You can put this solution on YOUR website! Let x be the shorter piece, the the longer one is x + 20. \n" ); document.write( "As the total length is 90, we have \n" ); document.write( "x + x+20 = 90 \n" ); document.write( "Solving for x, we have \n" ); document.write( "2x + 20 = 90 \n" ); document.write( "2x = 70 \n" ); document.write( "x = 35 \n" ); document.write( "So the shorter one is 35 inches, and the longer one is x + 20 = 35 + 20 = 55 inches. \n" ); document.write( " \n" ); document.write( " |