Age Machine~
Algebra
Level
pending
A man, 32 years old has a son 8 years of age. In how many years so that the man will be twice as old as his son?
The answer is 16.
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1 solution
let x = number of years 32 + x = 2 ( 8 + x ) 32 + x = 16 + 2x x = 16 years