Answers

2015-06-15T19:41:07+08:00
                      2x(4) =(x-3)(x-3) 
                          8x =x squared - 6x + 9
-x squared + 8x +6x = 9
    - x squared + 14x = 9
 -1[-x squared + 14x = 9 ]
        x squared -14x = -9
 Tama ba??
0