English: So, if if find out R_(eq) =R Thevenin it is 5 * 5 15 + 5, and 5 + 5 + 15 this is same thing r what call 4 Ω right I have little all these things have written like this right, but there I showed the calculation.
Telugu: కాబట్టి, ఒకవేళ R_(eq) = R _(Thevenin) కనుగొంటే అది 5 * (15 + 5)/ 5 + 5 + 15 = 4Ω ఉంది.