SOLUTION: if Michael is 9 years old and his father is 32, in how many years will Michael’s age be one-half of his father’s age?

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Question 795098: if Michael is 9 years old and his father is 32, in how many years will Michael’s age be one-half of his father’s age?
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
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if Michael is 9 years old and his father is 32, in how many years will Michael’s age be one-half of his father’s age?
:
Let y = no. of year for this to be true
y + 9 = 1%2F2(y+32)
Multiply both sides by 2
2(y+9) = y + 32
2y + 18 = y + 32
2y - y = 32 - 18
y = 14 yrs for this to be true
:
:
Check it:
M: 9 + 14 = 23
D: 32 + 14 = 46