Respuesta :

2x + 3/12 = 2x/8

2x  - 2x/8  = -3/12

2x - x/4 = -3/12;                      2 - 1/4 = 1  3/4  = 7/4

7x/4 = -3/12

7x =  -3/12 * 4

7x = -1

x = -1/7
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