SOLUTION: A cast-iron rod is 30 metres long. It has to be cut in two pieces such that the one piece is 8 metres longer than the other. Suppose the longer piece is p metres. How long, in term

Algebra ->  Equations -> SOLUTION: A cast-iron rod is 30 metres long. It has to be cut in two pieces such that the one piece is 8 metres longer than the other. Suppose the longer piece is p metres. How long, in term      Log On


   

Question 1108795: A cast-iron rod is 30 metres long. It has to be cut in two pieces such that the one piece is 8 metres longer than the other. Suppose the longer piece is p metres. How long, in terms of p, should the shorter piece be ?

[1] (8 − p) metres
[2] (8 + p) metres
[3] (p − 4) metres
[4] (p − 8) metres
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.
p-8 meters.

Option 4.