Question

5/x-3 + x/x+3 = 15/ (x+3)(x-3) me ajudem !!!!!

Answer 1

5/(x -3) +x/(x+3) = 15/[(x +3)(x -3)]

[5(x +3) +x(x -3)]/[(x +3)(x -3)] = 15/[(x +3)(x -3)]

5x +15 +x² -3x = 15

x² +2x = 0

x' * (x +2)'' = 0

x = 0 ; x = -2