Zad.1/207 Rozwiąż równania (proporcje):
1) 8/3.5=4/y
2)5/6=1+t/10
1) 8y=4*3,5 *razy
8y=14 /:8
y=1,75~2 ~zaokrąglenie
2)50=6*(1+t)
50=6+6t
50-6=6t
44=6t /:6
7,33=t
Prosze ;-)
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1) 8y=4*3,5 *razy
8y=14 /:8
y=1,75~2 ~zaokrąglenie
2)50=6*(1+t)
50=6+6t
50-6=6t
44=6t /:6
7,33=t
Prosze ;-)