решить уравнение 6,5 : (0,5x+2)=0.2
6,5 : (0,5x+2)=0.2
0.5х+2=32.5
0.5х=32.5-2
0.5х=30.5
х=30.5:0.5
х=61
6.5:(0.5*61+2)=0.2
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6,5 : (0,5x+2)=0.2
0.5х+2=32.5
0.5х=32.5-2
0.5х=30.5
х=30.5:0.5
х=61
6.5:(0.5*61+2)=0.2