Answer:
Step-by-step explanation:
The mechanic does 6 oil changes 2 hours. How many oil changes can the mechanic do in 8 hours?
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Alright, lets get started.
Given information : Irene writes the check of 200 $ . It means the amount is deducted form here account.
Irene deposited 125 $ in her account. Means this amount is added in her account.
Suppose her initial amount in account was x $.
When she writes the check of 200 $, the amount is deducted so new balance is (x - 200) .
When she deposit amount 125 $, it means , the new balance of her account will be:
Which shows her account is 75 $ less than her previous balance.
Hope it will help :)