Svp aider moiiiii (a+b)-(c+d) a-(b-c-d)= a+a-a+a = a+(2b-a)= (5-a)-(2-2a)= 5,2-a+3,2+6a= (100.... Pergunta de ideia dejenesaispas2004

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Svp aider moiiiii (a+b)-(c+d)

a-(b-c-d)=

a+a-a+a =

a+(2b-a)=

(5-a)-(2-2a)=

5,2-a+3,2+6a=

(100-a)-(6-8a)=

6+(2y-6)=

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