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Topic:
Simultaneous Equation
Replies:
4
Last Post:
Apr 27, 2012 12:00 AM




Re: Simultaneous Equation
Posted:
Nov 5, 2006 1:47 AM


In article <1162707887.555086.323000@f16g2000cwb.googlegroups.com>, Anthony wrote:
> I'm having some trouble with this simultaneous equation problem. The > question is: > > A rectangle is 4cm longer than it is wide.
So l = w + 4
> If both the length and > breadth are increased by 1cm, the area would be increased by 18cm^2
So (l + 1)(w + 1) = lw + 18
Plug in w + 4 for l and away you go.
 Paul Sperry Columbia, SC (USA)



