Anyone know anything about modules?

I have this sample problem but i dont understand the transition from step 3 to 4

1. 11x +8 =16 (mod 26)

2. 11x=8

3. (11^-1)*11x=(11^-1)*8

4. x=19*8=152=100=48=22

thanks

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- Apr 29th 2008, 03:22 PMlaucoyneModules
Anyone know anything about modules?

I have this sample problem but i dont understand the transition from step 3 to 4

1. 11x +8 =16 (mod 26)

2. 11x=8

3. (11^-1)*11x=(11^-1)*8

4. x=19*8=152=100=48=22

thanks

- Apr 29th 2008, 03:26 PMtopsquark