Is an equation comprises two sides as in mathematics such as Y+3=4.
Accounting equation deals with accounting balance through balance sheet items such as Assets, Liabilities Capital.
Accounting Equation formulated in taking consideration in balance sheet items but liabilities side comprises long term liabilities and short term liabilities.
Therefore, accounting equation should be:
CAPITAL+LIABILITIES(LONGTERMLIABILITIES)=ASSETS
CAPITAL=ASSETS−LIABILITIES
LIABILITIES=ASSETS−CAPITAL.