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Sagot :

Bonjour,

(4x-5)+2x+6

= 4x-5  +2x +6

=  4x+2x +6 -5

= 6x +1

Bonjour,

Réduire :

= (4x-5)+2x+6

= 4x-5+2x+6

= 6x-5+6

= 6x+1

Bonne journée.

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