Question

Am nevoie la problema 23 va rog

Answer 1

Răspuns:

15·25-x+6·25=30

375-x+150=30

525-x=30

x=525-30

x=495 flacoane s-au vandut

Answer 2

15•25-x+6•25=30
375-x+150=30
525-x=30
x=525-30
x=495
495 de flacoane s au vândut