August 2018 1 9 Report
Rozwiaz rownanie:

1)
1/3(2x-2)+1/2(x+2)=5
2)
7 - 2x 3x+1 x+6
x - ------ - ------ + ------ =5
2 5 2
3)
x+(1/3x + 2) x-(1/4x-1,5)
-------------- - ----------------- =1
4 3
4)
[ ( 3x + 2 ) ( 2x-2
( --------) - 2 (-------- - 1 )]=6
( 5 ) ( 5

5)
wyznacz t ze wzoru 5 - t
-------- = a+t
2
6) wyznacz x ze wzoru x+y
--------- + z = y+x
3
7 ) rozwiaz nierownosc
24 - 4 (5x-7) > 9 ( 3x + 11 )
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