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Sagot :

Bonjour !

d. -2 - 4t = -2*1 - 2*2t = -2 * (1 + 2t)

Bon courage !

PAU64

Bonjour ! ;)

Réponse :

Exercice 44 :

a. 48 + 8x

= 8 * 6 + 8 * x

= 8 * (6 + x)

b. 63y - 35

= 7 * 9y - 7 * 5

= 7 * (9y - 5)

c. 15a + 20

= 5 * 3a + 5 * 4

= 5 * (3a + 4)

d. - 2 - 4t

= - 2 * 1 - 2 * 2t

= - 2 (1 + 2t)

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