October 2018 1 20 Report

Zad 1 Wykonaj poniższe działania: przyjrzyj sie dobrze aby nie pominac znaków

zapisuj wszystkie działania

a) 6(x-4)-2=

b) 2(x+1)-3(x-1)=

c) -3(y-2)+4(y+2)=

d) 5(x-y-1)-4(y+2)=

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

f) jedna druga(4x-4)-2x=

g) x(x-1)-3(x do potęgi drugiej -x)=

h) 5a(a-3)-3a(a-5)=

i) 3x(x+jedna trzecia y)-2y(jedna druga x-jedna druga)=


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