Ответ:
0.5х + х= 138
1.5 х=138
х=92
ну и все ✋✋✋✋✋
0,5х+42+х=180
1,5х+42=180
1,5х=138
x=92
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Verified answer
Ответ:
0.5х + х= 138
1.5 х=138
х=92
ну и все ✋✋✋✋✋
Verified answer
0,5х+42+х=180
1,5х+42=180
1,5х=138
x=92