Solve:


By cross multiplication


(9x - 7)(x + 6) = (3x - 4)(3x + 5)


9x2 + 54x - 7x - 42 = 9x2 + 15x - 12x - 20


9x2 - 9x2 + 47x - 3x = - 20 + 42


44x = 22



27