Ответ:
2a+4-3-5a=-3a+1
Vot...
-(-2a-4)-(3+5a)
2a+4-3-5a
-3a+1
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Ответ:
2a+4-3-5a=-3a+1
Vot...
-(-2a-4)-(3+5a)
2a+4-3-5a
-3a+1