August 2018 2 15 Report
Błagam pomóżcie!!!

Rozwiąż równania
to jest zad.16 str.73 zbiór zadań I gimnazjum
a) 1/2y+3=7
b) 3/5y+2/5=4
c) 3(y+2)=5
d) 7(y+3)=5y+2+2y
e) y/2+1/3=7/6
f) y+3 /2-(1-y)+3,5
g) 1/5(y-3)-2/3(y-3/5)+1/3=2/5-1/3(2y-3)
h) 2y+4 /4=1/2y+1
i) y-2/3+1/15-2y-5 /3=8-4y /5
j) y-5 /2+2y+3 /5+1/3=y+7 /15+y/2

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