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aflati x:
a) x+9=6
b)6+x=9
c)x-3=7
d) 45x-8=9
e) 13-x=5

Răspuns :

Andreutzakriss
a)x+9=6
x=6-9=-3
b)6+x=9
x=9-6=3
c)x-3=7
x=7+3=10
d)45x-8=9
45x=17
x=17/45
e)13-x=5
x=13-5=8
sper ca te-am ajutat
AlexandraPalinciuc
a) x+9=6
x=6-9
x=-3

b)6+x=9|-6
x=3

c)x-3=7|+3
x=10

d)45x-8=9|+8
45x=17|:45
x=0,3(7)...?

e)13-x=5
x=13-5
x=8

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