SOLUTION: Joan is y years old. Her father is 4 times as old as she is and 28 years older than her brother. A. Find, in terms of y, the age of Joan's brother. B. If y=12, how old is her br

Question 951258: Joan is y years old. Her father is 4 times as old as she is and 28 years older than her brother.
A. Find, in terms of y, the age of Joan's brother.
B. If y=12, how old is her brother?
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
Joan is y years old. Her father is 4 times as old as she is and 28 years older than her brother.
A. Find, in terms of y, the age of Joan's brother.
B. If y=12, how old is her brother?
***
y=Joan's age
4y=Father's age
4y-28=brother's age
If y=12, how old is her brother? 20
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