August 2018 1 9 Report
Rozwiąż Równania :
a) x+y=7
x+1=y-x

b)1/2x+1/3y=18 /*6
1/2x=2/3y /*6

c) x+y=150
1/3x+2/7y=46 /*21

d) x-150=y+150
y=1/4x

e) x+y=45
x=y+25

f) x-1=2*(y-1)
x=y+5

g) x-y=50
x+y+90=180

Zróbcie Chociaż Połowe :)

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