Реши уравнение дроби 1) 3 2/45 х +1 7/30 х=6 1/9 2)

3 2/45 х +1 7/30 х=6 1/9 (3*45+2) /45x+(1*30+7) /30x=(6*9+1) /9137x/45+37x/30=55/9 |*90274x+111x=550385x=550x=550/385=110/77=10/7 (8 2/5/x+3 5/9) /4 1/6=1 1/3 (42/ (5x)+32/9) / (25/6)=4/342/ (5x)+32/9=4/3*25/642/ (5x)=50/9-32/942/ (5x)=25x=42/2=21x=21/5=4,2