а)2.945x+1.549х-20.9
2.945x+1.549х=4.494х
4.494*22=98.868
98.868-20.9=77.968
б)6.002a-2.25а+811
6.002a-2.25а=3.752
3.752*16=60.032
60.032+8.11=68.142
1)2,945×22+1,549×22-20,9=77,968
2)6,002×16-2,×5×16+8,11=-52,69
Вот лудщий ответ
а)2.945x+1.549х-20.9
2.945x+1.549х=4.494х
4.494*22=98.868
98.868-20.9=77.968
б)6.002a-2.25а+811
6.002a-2.25а=3.752
3.752*16=60.032
60.032+8.11=68.142
1)2,945×22+1,549×22-20,9=77,968
2)6,002×16-2,×5×16+8,11=-52,69
Вот лудщий ответ