Sagot :
bjr
A = 3x + 5x + x = (3+5+1) x = 9x
B=2x-5x = (2-5)x = -3x
C=4x - 3 - on ne peut rien faire
D = -2x - 7x = (-2-7)x = -9x
Bonjour,
A = 3x + 5x + x = 9x
B=2x-5x = -3x
C=4x - 3: rien
D = -2x - 7x = -9x
bjr
A = 3x + 5x + x = (3+5+1) x = 9x
B=2x-5x = (2-5)x = -3x
C=4x - 3 - on ne peut rien faire
D = -2x - 7x = (-2-7)x = -9x
Bonjour,
A = 3x + 5x + x = 9x
B=2x-5x = -3x
C=4x - 3: rien
D = -2x - 7x = -9x