SOLUTION: One – fifth of a certain lawyer’s age 8 years ago equals one – ninth of his age 24 years hence. How old is he now?
How can I solve for this?
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Question 659148: One – fifth of a certain lawyer’s age 8 years ago equals one – ninth of his age 24 years hence. How old is he now?
How can I solve for this?
Answer by MathTherapy(10552) (Show Source): You can put this solution on YOUR website!
One – fifth of a certain lawyer’s age 8 years ago equals one – ninth of his age 24 years hence. How old is he now?
How can I solve for this?
Let his current age be C
Then we can say that: , with hence meaning from now
----- Cross-multiplying
9C - 72 = 5C + 120
9C - 5C = 120 + 72
4C = 192
C, or his current age = , or
You should be able to do the check!!
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