0,1x-2=-0.9
-7m-1=-29
7x-25=-53
16c+20=7c+74
2.2-0.6x=8.8
Найти корни уравнения
-7m-1=-29
7x-25=-53
16c+20=7c+74
2.2-0.6x=8.8
Найти корни уравнения
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Answers & Comments
0,1х= 1,1
х= 11
2. -7m-1= -29
-7m= -28
m= 4
3. 7х-25=-53
7х= - 28
х= -4
4. 16с+20=7с+74
16с-7с=74-20
9с= 54
с= 6
5. 2,2-0,6х=8,8
-0,6х= 6,6
х= -11