Réponses

Meilleure réponse !
2013-01-04T16:38:41+01:00

C= -(8a+3)-4a

C= -8a-3-4a

C= -12a-3

 

A=(x+3)+(4x-5)

A=x+3+4x-5

A=5x-2

 

B= 6-2t-(4t-8)

B=6-2t-4t+8

B= -6t+14

2013-01-04T16:40:33+01:00

A = (x+3) + ( 4x-5 )

A = x+3 +4x-5

A = 5x -2

 

B = 6 - 2t - ( 4t - 8 )

B = 6 - 2t - 4t -8

B = -6 -2

 

C = (8a+3) -4a

C = 8a +3 -4a

C = 4a +3