A man

A man spends 5/9 of his money on rent, and 5/16 of the remainder on electricity. If the final balance remaining is 550 find how much was spent on rent

Correct answer:

x =  440

Step-by-step explanation:

 5/9a+5/16⋅ (a−5/9a)=550  5/9⋅ a+5/16⋅ (a−5/9⋅ a)=550  100a=79200  a=792  x=5/9⋅ a=5/9⋅ 792=440

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