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a fost răspuns

Aflati termenul necunoscut X din relatia:
[1569-718x(420:X-17x4)]+(16x9-705:5):3=134

Răspuns :

Renatemambouko
[1569-718x(420:X-17x4)]+(16x9-705:5):3=134
[1569-718x(420:X-68)]+(144-141):3=134
[1569-718x(420:X-68)]+1=134
1569-718x(420:X-68)=133
-718x(420:X-68)=133-1569
-718x(420:X-68)=-1436
718x(420:X-68)=1436
(420:X-68)=1436:718
420:X-68=2
420:X=2+68
420:X=70
x=420:70
x=6

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