October 2018 1 18 Report

Zad.2 Str.176

Rozwiąż równania:

a) -3x=2x-10

b)2x-2=7-x

c)10=4-2x

d)-(2x-1)=4

e)2(x+1)=x

f)2t-(3t+1)=6

g)-(4+x)=2(3-x)

h)3(y+6)-y=2(y+9)

i)(x-7)-2(3x+5)=3

Zad.4 Str.176

Rozwiąż równania:

a) 0,1x+0,2=-0,3

b) 0,25x+0,4=0,35

c) 1-0,2x=-0,3x

d) 0,01x-1=0,1x-0,1

daje nagrode ;p


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