bonsoir pouvez vous m aidez reduire les expressions 2y+4y = 4y+5y= 15m-8m= 21a-a= 8y+7y+6= 17m-11m+8-5= 4a+12a+9= 3m+m+1+4= 17m-11m+8-5=
Mathématiques
linsey13700
Question
bonsoir pouvez vous m aidez reduire les expressions
2y+4y =
4y+5y=
15m-8m=
21a-a=
8y+7y+6=
17m-11m+8-5=
4a+12a+9=
3m+m+1+4=
17m-11m+8-5=
2y+4y =
4y+5y=
15m-8m=
21a-a=
8y+7y+6=
17m-11m+8-5=
4a+12a+9=
3m+m+1+4=
17m-11m+8-5=
1 Réponse
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1. Réponse YarEugenie
2y+4y= 6y
4y+5y = 9y
15m-8m = 7m
21a-a = 20a
8y+7y+6 = 15y+6
17m-11m+8-5 = 6m+3
4a+12a+9 = 16a+9
3m+m+1+4 = 4m+5
17m-11m+8-5 = 6m+3