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Sagot :

MAUDMARINE

Bonjour,

Simplifier :

A (-15)+(-8)+(+9)+(+13)+(-11)

A = - 15 - 8 + 9 + 13 - 11

A = - 15 - 8 - 11 + 9 + 13

A = - 34 + 22

A = - 12

B (-12-)-(-3)+(-9)-(+8)+(+4)

B = - 12 + 3 - 9 - 8 + 4

B = - 12 - 8 - 9 + 3 + 4

B = - 29 + 7

B = - 22.

VINS

bonjour

A = - 15 - 8 + 9 + 13 - 11

=  22 - 34

= - 12

B = - 12 + 3 - 9 - 8 + 4

= 7 - 29

= - 22

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