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