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Afla numerele necunoscute. a) x+510=705, b) y-259=259, c) 700-z=159.​

Răspuns :

Răspuns:

a) x+510=705

x=705-510

x=215

b) y-259=259

y=259+259

y=518

c) 700-z=159

c=700-159

c=541

Răspuns:

a) x+510=705

x=705-510

x=195

b)y-259=259

y=259+259

y=518

c)700-z=159

z=700-159

z=541