June 2022 2 5 Report
ZA BRAK ODP ZGŁASZAM
1. Oblicz wartość wyrażenia :

-3x+2 dla x=-3

4x-5 dla x=1

-7-x dla x=-4

-2x+7 dla x=2

0blicz:

5 (2x +7) =

-4 (-3 x +1 )=

-(6x-1)=

2(-3x-8)=

Zredukuj wyrazy podobne:

-3x+2-3x+7=

4x-8-5x+4=

-x+4-2x-5=

4x-2-7x+7=

-4(-3x+1)+5(-3x-2)=
.

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