Как решить? 9.54 -4.74:(0.3х+0.49х)=8.94

Question

Как решить? 9.54 -4.74:(0.3х+0.49х)=8.94

Answer 1

9.54 - 4.74:(0.79x)=8.94
0.6=4.74:0.79x
0.79x=4.74:0.6
0.79x=7.9
x=10