SOLUTION: Tony is 20 years older than his sister Danielle. In 16 years he will be twice as old as her. how old is each of them now? Thanks

Algebra ->  Customizable Word Problem Solvers  -> Age -> SOLUTION: Tony is 20 years older than his sister Danielle. In 16 years he will be twice as old as her. how old is each of them now? Thanks      Log On