2/9*х=5/12. Плиз помогите

2/9 х = 5/12х=5/12 : 2/9 = (5*9)/(12*2)=(5*3)/(4*2)х=15/8 = 1 7/8Проверим:2/9  * 15/8 = 5/12(2*15)/ (9*8)(1*5)/(3*4)= 5/125/12=5/12