SOLUTION: A man is 30 years old and his son is 13 years old. In how many years will the son be 3/4s as old as his father?
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Question 148568: A man is 30 years old and his son is 13 years old. In how many years will the son be 3/4s as old as his father?
Answer by mangopeeler07(462) (Show Source): You can put this solution on YOUR website!
man=30
son=13
x=amount of years
13+x=(3/4)(30+x)
Distribute
13+x=22.5+3/4x
Subtract 13 from both sides
x=9.5+3/4x
Subtract 3/4x
1/4x=9.5
Multiply both sides by 4
x=38
38 years
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