Posted by bob on Tuesday, March 1, 2011 at 11:59am.
180 ft long board is cut into 3 pieces. The second piece of board is twice as long as the first. The third piece of board is six times as long as the first.
What is the length of the first piece of the board?

math  Ms. Sue, Tuesday, March 1, 2011 at 12:05pm
Let x = the first piece.
x + 2x + 6x = 180
9x = 180
x = ? 
cambo  Shusa, Sunday, January 27, 2013 at 10:26am
20

algebra  nick, Thursday, October 24, 2013 at 8:02pm
a 9 foot board is cut in two pieces . one is 3.5 feet longer than the other . how long is the longer piece