What I meant was:
1.3c - c = - 600
0.3c = - 600
c = - 2000
Micky


"מיכאל (מיקי) אבידן" wrote:

Frankly, I'm a little rusty - but shouldn't it be:
= - 600 / (1.3-1)
which results: c = - 2000
Micky


"Bob Phillips" wrote:

Doesn't that just require juggling the components around

=(600*0.5)/35%

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HTH

Bob

"davidsons4" wrote in message
...
I need help determining which Excel formula to use for the following
equation;
a+b=c when;
a=(c*65%)/0.5
b=600


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