Réponse :

Explications étape par étape

A=11a-B=5x-C=5x+3-D=2z-E=1,5u

F=8b+2

G=7x2-2x

H=7y2+1y-6a

I=4x2-4x-10

J=-1y-8

Réponse:

Bonjour,

A=5a+6a

=11a

B=4x+x

=5x

C=5x+3

=5x+3

D=4z-2z

=2z

E=2,5u-u

=1,5u

F=2b+5+6b-3

=8b+2

G=2x-1+x²-4x+6x²+5

=7x²-2x+4

H=5y+3a-4y+7y²-9a

=+7y²+y-6a

I=9x²-7x-5x²+3x-10

=4x²-4x-10

J=4-7y+2y-12+4y

=-8-y