15c SOLVE question on usage

[Jeff_Kearns]

(05-02-2014 12:08 PM)Visu Wrote:  My point was using of SOLVE for linear equations is like using a machine gun to kill a mosquito.

Agreed - but how much more elegant can one get than's Thomas' 6-line suggestion?

Code:
LBL A
STO (i)
RCL 0
RCL* 1
RCL- 2
RTN

Example: (I* R) - E = 0
<I> STO 0
<E> STO 2
1 STO I
SOLVE A

It is arguably, three linear equation with 3 variables.

Jeff K