(3×4)-(7×3)+(4×4)-(4×5)+6​

Sagot :

=12+21+16-20+6
=33-4+6
=29+6
=35

Bonsoir,

   (3×4)-(7×3)+(4×4)-(4×5)+6​

=   12 -    21   +  16   -20   +6    

=     12+16 +6- 21 - 20

=   34 - 41

= -7

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