SOLUTION: the sum of the ages of mike and dan is 20 years. in 4 years, dan's and will be 3-4 of mikes age. how old is mike now?

Algebra ->  Customizable Word Problem Solvers  -> Age -> SOLUTION: the sum of the ages of mike and dan is 20 years. in 4 years, dan's and will be 3-4 of mikes age. how old is mike now?      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 292617: the sum of the ages of mike and dan is 20 years. in 4 years, dan's and will be 3-4 of mikes age.
how old is mike now?
Answer by JBarnum(2146) About Me  (Show Source):
You can put this solution on YOUR website!
Mike Dan
M%2BD=20 D=20-M
D%2B4=%283%2F4%29%28M%2B4%29
D%2B4=%283%2F4%29%28M%29%2B3
D=%283%2F4%29%28M%29-1
20-M=%283%2F4%29%28M%29-1%29
21-M=%283%2F4%29%28M%29%29
21=%281%2F4%29%28M%29%29
84=M%29
D=20-M
D=20-84
hmm i think ur question is miss written please make sure u check the question before submitting or we cant help u solve the problem