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AnaMaria7b
a fost răspuns

ce valori ia x in fiecare caz
5orix=10ori2
x:9=8:2
12:4=9:x
3ori3=x:8
x:5=36:4
ajutor dau coroana

Răspuns :

Mirelarianna
5×X=10×2
5X=20
X=20:5
X=4

X:9=8:2
X:9=4
X=9×4
X=36

12:4=9:X
3=9:X
X=9:3
X=3

3×3=X:8
9=X:8
X=9×8
X=72

X:5=36:4
X:5=9
X=9×5
X=45

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