👤

Sagot :

Réponse:

bonjour

Explications:

a) (6x²-3x-9x-1)+(4x²-6x-6x+9)

a) 10x²-24x-8

B) (2x-3)=(3x+1)+(2x-3)

B) (2x-3)=(5x+2)

c)(2x-3)=0. 2x=3. x=3/2

(5x-4)=0. 5x=+4. x=5/4

© 2024 IDNLearn. All rights reserved.