November 2018 1 19 Report

Pomożcie plissss!! bo inaczej 1 dostane!!

1.Zapisz w najprostszej postaciwyrażenia:

a)(0.04x-1.4)+(-0.3x+0.4)=

b)x+[2x-(3/4a+1)]=

c)a-[b-(a+b)]=

d)3x-[-2x+1-(4x+5)-4]=

e)1.14x-(0.8y-0.2x)-1.2y=

f)3.21-4.7x-(2.3-4.07x)-4.08=

g)(-9mn+3m-1)-(-8mn+3m-7n+1)-7n=

PMÓŻCIE BŁAGAM!!!


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