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Originally Posted by Punch .. Well what have you done and what specific problems are you having with this? CB
I don't know how to write an expression and how to form an equation and deduce it. I have solved the equation for part iii
if AB+CD+X=200 what would AB be?
Originally Posted by bigwave if AB+CD+X=200 what would AB be? $\displaystyle \frac {200}{2x}$?
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