Odpowiedź:
s= t*v
s= 60 * t
s= 90 * (t-2)
60t=90*(t-2)
60t=90t-180
-30t= -180
t= 6h
ze wzoru wyżej
s=60*6
s=360km
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Odpowiedź:
s= t*v
s= 60 * t
s= 90 * (t-2)
60t=90*(t-2)
60t=90t-180
-30t= -180
t= 6h
ze wzoru wyżej
s=60*6
s=360km