August 2018 3 13 Report
Zad.1
Wykonaj działania
a)-3(y-2)+4(y+2)
b)5(x-y-1)-4(x+2)
c)2(3a+b)-2(a-b)



zad.2
Uprość podane wyrażenia
a)
2x+6 - 6x-9
____ _____
2 3

b)
4* x-7 + 9 * x-1
__ ___
2 3



___ to kreska ułamkowa
* mnożenie.!

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