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Chapter 2: Q18. (page 103)

You use an automated teller machine (ATM) to deposit a cheque for 122.94into your savings account. Your receipt from the ATM shows a balance of 286.59after the deposit. Find the balance of your savings account before the deposit.

Short Answer

Expert verified

Balance in savings account before deposit =163.65.

Step by step solution

01

Step-1- Writing formula from given information

Let xbe the balance in savings account before deposit.

Balance in savings account after deposit = Balance in savings account before deposit + Amount of money deposited into savings account

02

Step-2-Solve for value of x

On substituting values, we get

286.59=x+122.94.

Subtracting 122.94on both sides, we get

286.59鈭�122.94=x+122.94鈭�122.94x=286.59鈭�122.94x=163.65

03

Step-3-Conclusion

Therefore, the balance in savings account before deposit =163.65.

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