August 2018 1 21 Report
2.Które rozwiązanie nie ma rozwiązania?
a)2(x+2)=4(½-8)
b)2³/₅x+3=5²/₃x-¹/₁₅
c)1¹/₅x-2(1-1,5x)=7(4+³/₅x)
d)0,3(5+10x)=1,5x-2(4-¾x)
e)x/₁₂+⁵×/₆+³×/₄-1=5(x-1,2)
f)5[5(5-2x)-2x]-2x=2(2½-x
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