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f×7:60+(64+36):25=11 aflți f-ul


Răspuns :

Răspuns:

f•7:60+100:25=11

f•7:60+4=11

f•7:60=11-4

f•7=7•60

f=420:7

f=60

Răspuns:

f×7:60+100:25=11

f×7:60+25=11

f×7:60=11-25=-14

f×7=-14×60=-840

f=-840:7=-120

F=120