Réponses

2014-03-25T15:02:51+01:00
A = 5+(2x+3)
A=5+2x+3
A=2x+8
A=2(x+4)

C =  (x-4)-6
C = x-4-6
C = x-10

F = 8x-(5x+2)+(3-4x)
F=8x-5x-2+3-4x
F=-x+1