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Vā imploor ajutor!!!

Vā Imploor Ajutor class=

Răspuns :

Răspuns:

1)

[tex]x+9*18=875\\\\x=875-(9*18)\\\\x= 875-162\\\\x=713[/tex]

2)

[tex]17*28+x=2000\\\\x=2000-(17*28)\\\\x= 2000-476\\\\x=1524[/tex]

3)

[tex]x-384:3=219\\\\x= 219+(384:3)\\\\x= 219+128\\\\x=347[/tex]

4)

[tex]135*7-x=23*12\\\\x=(135*7)-(23*12)\\\\x=945-276\\\\x= 669[/tex]