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[(y+150:5)×3+200]:400=2​

Răspuns :

[(y+150:5)x3+200]:400=2

(y+30)x3+200=2x400

(y+30)x3+200=800

(y+30)x3=800-200

y+30x3=600

y+30=600:3

y+30=200

y=200-30

y=170

Răspuns:

Poftim , sper ca te-am ajutat

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