5 Complète, puis factorise chaque expression.
J = 5y + 25
L = 6y - 42
J = 5 xy + 5 x......
L = 6 xy - 6x
K = 72 +9y
K=9x + 9 X
CHANZ
M = 8-2y
M = 2 x - 2 x
