Срочно! Даю 25 балов!
- 4,2 : (-0,6) - 3
-11 а + 4 - 3 а - 9
-7(3 а-4) -2(а + 1)
-(а - 3) + (3 а + 4 )
- 4,2 : (-0,6) - 3
-11 а + 4 - 3 а - 9
-7(3 а-4) -2(а + 1)
-(а - 3) + (3 а + 4 )
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Answers & Comments
2. -14а+5
3.-21а+28-2а-2
-23а=26
а=1.13
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