SOLUTION: A person spends $300,000 on a total of 3 properties. The first property's value is the sum of the other two properties. The second property is twice the value of the third property

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Question 1103042: A person spends $300,000 on a total of 3 properties. The first property's value is the sum of the other two properties. The second property is twice the value of the third property. How much does each property cost?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.A%2BB%2BC=300000
.
.
2.A=B%2BC
3.B=2C
Substituting from eq. 2,
%28B%2BC%29%2BB%2BC=300000
2B%2B2C=300000
B%2BC=150000
Substituting from eq. 3,
2C%2BC=150000
3C=150000
C=50000
Now use the equations to solve for B and A.