TIITEALEXIIA0
Answered

Svp, j'ai de votre aide. Merci d'avance.
8n - 5n = __ × n - __ × n = (__-__) × n = __
6x + x = __ × x + __ × x = (__+__) × x = __
7x - x =__ × x -__× x =(__-__) × x = __
3,5y + y =__× y +__× y = (__+__) × y = __

Sagot :

Bonjour,

8n - 5n = 8×n - 5×n = (8-5) × n = 3n

6x + x = 6×x + 1×x = (6+1) × x = 7x

7x - x = 7×x - 1×x = (7-1) × x = 6x

3,5y + y = 3,5×y + 1×y = (3,5+1) × y = 4,5y