October 2018 2 21 Report

Rozwiąż równania: Jeśli piszę np: 1/2 to jest to ułamek jedna druga itp. itd.

A znak @ oznacza znak mnożenia (kropeczke)

a)1/7x=-2

b)5y=13

c)-3/4z = 3/4

d)-1/6u + 1/3

e)y @ 12=13

f)-2w= -1/2

g)5a=0

h)-7b= 7/8

i) 22 (-c) = -66


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