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Sagot :

Bonjour,

a= 105/5 = 21

b= 168/3 = 56

c= 150/5 = 30

a= 378/9= 42

b = 128/4 =32

c= 594/11 = 54

On peut aussi simplifier tout de suite:

je t'explique:

27*14/9 = 3*14 = 42

(27/9 = 3 )

b = 2*16 = 32

c= 6*9 = 54

7* 3 = 21

4*14 = 56

5*6 = 30

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