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.
9,54 -4,74:(0,3х+0,49х)=8,94
9,54-4,74:0,79= 8.94
9,54 -8,94 =4,74 :0,79
4,74:0,79х=0,6
0.79х= 4,74 :0.6
0,79х= 7,9
х=10
