9,54-4,74÷(0,3*+0,49*)=8,94

Ответ:

Пошаговое объяснение:

9.54-4.74:(0.3х+0.49х)=8.94

9.54-4.74:0.79х=8.94

9.54-8.94=4.74:0.79х

0.6=4.74:0.79х

0.79х=4.74:0.6

0.79х=7.9

х=7.9:0.79

х=10