Решить уравнения 4)x+4/ =3 15                5)2x-7/ =9 3  
                                    15                                   3
6)8-5/ = 6/10 10
7) (2/3+x/5) + 1/5= 14/5
8) 3/7+(6x-1/8)=10/7

x+4=3x=-12x-7=92x=16x=810+3x+3=423x=42-10-33x=29x=29/3=9*2/324+336x-7=80336x=80-24+7336x=63x=63/336