September 2018 1 11 Report

1 opusc nawiasy - wykonaj dzialanie

3(x-2y)=

-3(x-2y)=

2(a-b)-3(a+b)=

- (2x + 4y - 7)=

2 usun nawiasy zredaguj wyrazy i oblicz wartosci

wyrazenie dla x= -3 oraz y= 3

-5x+(-2y+4x) - (7x - 8y) - x +(2 - 6y)=

3 dzialania na liczbach wymiernych (kolejnosc dzialan) *-razy #- podzielic

3 + 2* (-7) +4#(-2)=

5 - 7 * (-3)=

-5 + 7 * (-3)=

1 - 2 * (-8)=

(-2) * (-3) + (-3) * (-6) -7=

(-2) * 5 i jedna druga * 0=

(-2) * 3 * (-4)=


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