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Développer les expressions suivantes.

A = 2 (3 + y)
B = -5 (x-3)
D =2x (x + 4)
E = -(3-x)
F = 5+ (x + 4)


C’est pour demain merci bezucoup

Sagot :

CHRYSTINE

Bonsoir

A = 2 (3 + y) =6+2y

B = -5 (x-3) =-5x+15

D =2x (x + 4) =2x²+8x

E = -(3-x) =-3+x

F = 5+ (x + 4)

=5+x+4

=9+x

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