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If (2 – x)* = (x – *, then x =

If (2 - x)* = (x - 2)*, then x =
(A) 0
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Nova Press: Set D - Defined functions

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Replies to This Thread: 0 | ----
If (2 – x)* = (x – *, then x = 
Posted: 11/12/2013 19:42
Is there a few equal signs missing on the first long of the solution?
Contributor
 
Replies to This Thread: 0 | ----
 
Posted: 11/12/2013 20:55
Nathalie, no, just missing a few line breaks. Here it goes with the breaks:
2-(2-x)=2-(x-2);
2-2+x=2-x+2;
x=4-x;
2x=4;
x=2.
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