ba l an ce o f a cco u n t = ini t ia l m o n ey in a cco u n t − w i t h d r a w e d m o n ey + \deposited m o n ey ba l an ce o f a cco u n t = 186 − 94 − 70 + 56 = 78$ B a l an ce o f hi s a cco u n t i s e q u a l t o 78$.
186-94=92+56=148-70=78 his balance is 78
After Mark makes his transactions, his account balance is $78. He starts with $186, withdraws $94, deposits $56, and then withdraws $70. The final amount left in his account is $78.
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