Well, solve solves equations that equal zero. So to solve 2X=4 you would use (2X)-4. Eli Allen eallen@mail.bcpl.lib.md.us Jack the Klipper wrote in message <34898886.6999@online.no>... >well: >2X=4,X,0,{-100,100} >The above is written just like the manual say. >ENTER >Answer= 0 >Hmmm. I expected the answer 2 >I first tried the zero at the end but that was wrong DATA TYPE. >So where do we go from here?? >-- >JTK