Which inequality is equivalent to x-6/x+5 ≥ x+7 /x+3? -13/x²+8x+15 ≥0 2x²+9x+17/x²+8x+15 ≥0 -15x-53/x²+8x+15 ≥0 9x+17/x²+8x+15 ≥ 0