September 2018 1 10 Report

1.1.Rozwiąż równania

a)2x+7=19

b)-3x+1=11

c)4x-17=0

d)5x+3=-12

e)12x+7=9x+10

f)8-2x=5x-5

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

h)2x+12=30-3x

1.2.Rozwiąż równanie

a)5(x-1)+2x=2(x+2)+6

b)x+4-5(x-8)=x-6

c)6x-(x+1)=6

d)2(x-1)+3(x-2)=7

e)3(x+2)+2(2X-3)=x-12

f)x(x-2)-(X2-2x-3)=2x+1


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