This article is focus about double entry bookkeeping (DEB).  Focus assessment of this article is on the develop use of accounting equations Assets = Liabilities + Equity (A=L+E). They which commonly used for approach to understand accounting and development. This concept is a change in equation A = L + E to become A-E = L for transformation from complexcity of transaction. This accounting equia­tion (A-E = L or L=A-E) just only the consept is for complex understan­ding and totality frmawork using part of accoutning consept. This article is explent for explioting DEB in usage for public finance, and social institution. The direction of the simplification transformation of this concept is for complex understan­ding and totality of equations and accounting usage from liabilities.

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