Răspunsuri

2014-04-28T21:53:45+03:00
4x=5

x=0.8

4x-5-2=-2

4x-5+7=7

2(4x-5)=0
2014-04-28T22:09:37+03:00
0,4x-0,5=0

x-5/4=0

2x-5/2=0

100x-125=0

3(4x-5)=8x-10


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