To calculate: The amount in each account A, B, and C.
Answer to Problem 23PPS
K invested 55000 dollars for account A,
20000 dollars for account B and 25000 dollars for account C.
Explanation of Solution
Given information :
Amount Invested by K = $100000
K invested $30,000 more in account A than account C and is expected to earn $ 6300 in interest
Calculation :
Consider a to be the amount invested in A, b to be amount invested B and c to the amount invested by C.
The system of equation representing the situation is written as follows:
Substitute
The total interest amount is 6300, then;
Substitute
Solve the equations as follows:
Substitute
Substitute
Therefore,
The solution set is
Hence, the K invested 55000 dollars for account A, 20000 dollars for account B and 25000 dollars for account C.
Chapter 3 Solutions
Glencoe Algebra 2 Student Edition C2014
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