The sum of the ages of joe and Jim is sixtyseven in seven years from now joe will be twice jims age?
Joe + Jim = 67 so Joe = 67 - Jim; Joe + 7 = 2(Jim + 7) ie 2 x Jim + 14 ie 67 - Jim + 7 = 2 x Jim + 14 ie 3 x Jim = 60. Jim is 20, Joe is 47. (In 7 years Jim 27, Joe 54). (Can we have different...