Respuestas

2012-06-08T00:45:59+02:00

joshua:j

kelvin:k 

                             j=k+3                   j^{2} + k^{2} =317

                            j=(11)+3         (k+3)^{2}  + k^{2}=317

                               j=14                                          k=11

                                                                       

                     joshua tiene 14 y kelvin 11