svp besoin d'aides 3a + 3 = 3( ) 5a + 10 = 5( ) 2a + 4b = 2( ) 4a + 4 = 3a - 9 = 2a + 6b = 18a + 6 = a² - a = 10a + 100b = 14a + 21b =
Mathématiques
flutistefleuriste
Question
svp besoin d'aides
3a + 3 = 3(
)
5a + 10 = 5(
)
2a + 4b = 2(
)
4a + 4 =
3a - 9 =
2a + 6b =
18a + 6 =
a² - a =
10a + 100b =
14a + 21b =
3a + 3 = 3(
)
5a + 10 = 5(
)
2a + 4b = 2(
)
4a + 4 =
3a - 9 =
2a + 6b =
18a + 6 =
a² - a =
10a + 100b =
14a + 21b =
1 Réponse
-
1. Réponse volgarfr
Réponse :
3a + 3 = 3(a+1)
5a + 10 = 5(a+2)
2a + 4b = 2(a+2b)
4a + 4 = 4(a+1)
3a - 9 = 3(a-3)
2a + 6b = 2(a+3b)
18a + 6 = 6(3a+1)
a² - a = a(a-1)
10a + 100b = 10(a+10b)
14a + 21b = 7(2a+3b)