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Originally Posted by Artsemis
I can understand the fact that .9r = 1 but take a look at your statement:
10x = 9.9r
Since you have already given the definition of x to be .9r, lets go ahead and plug it in here for the heck of it. This gives: 10x = 9x
This is the part that I cant understand  |
Thats because your algerbra is wrong there
You can't simply plug in .9r like that. You basically said if I have b=.123 and I have 4.123 then 4.123=4b which it isn't what you probably wanted to say is 4.123=4+b.