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bonjour je galere une personne peut m'aider svp


A = - 8 – 9 + 3




B = 10 – 4 + 5 – 10 + 2




C = - 9 – 5 – ( - 3 ) + 6




D = 4 – 5 + ( - 3 – 4 )



F = ( - 5 + 2 ) – ( 6 – 9 )




G = - 4 + 7 - (-3 - (+8 + 1)0 -4)



Sagot :

AYUDA

bjr

A = - 8 – 9   + 3

   =  - 17       + 3

    = - 14

B = 10 – 4 + 5 – 10 + 2

  = 10 + 5 + 2  - 4 - 10

   =      17         -    14

   = 3

C = - 9 – 5 – ( - 3 ) + 6

   = - 9 - 5 + 3 + 6

   =      -14  +   9

   = - 5

D = 4 – 5 + ( - 3 – 4 )

   = 4 - 5 + ( -7)

    = 4 - 5 - 7

    = 4   - 12

    = - 8

F = ( - 5 + 2 ) – ( 6 – 9 )

  =       -3      -     (-3)

   = -3          + 3

   = 0

G = - 4 + 7 - (-3 - (+8 + 1)0 -4)

je ne comprends pas le 0

Bonjour

N hésites pas si tu as des questions

A=-8-9+3

= -8-9+3

= -17+3

= -14

B=10-4+5-10+2

= -4+5+2

=-4+7

= 3

C= -9-5-(-3)+6

= -9-5+3+6

= -14+9

= -5

D= 4-5+(-3-4)

= 4-5+(-7)

=4-5-7

= -8

F= (-5+2)-(6-9)

= -3-(-3)

= -3+3

=0

G= -4+7-(-3-(+8+1)0-4)

= -4+7-(-3-(9)0-4)

= -4+7-(-3-0-4)

= -4+7-(-7)

= -4+7+7

= -4+14

= 10

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