SOLUTION: Please help me solve this problem using algebraic equation. Chris is three years older than David. David is twice as old as Rick. The sum of Rick's age and David's age is 81. How

Question 21561: Please help me solve this problem using algebraic equation.
Chris is three years older than David. David is twice as old as Rick. The sum of Rick's age and David's age is 81. How old is Rick?
Answer by elima(1433) (Show Source): You can put this solution on YOUR website!
Chris is three years older than David. David is twice as old as Rick. The sum of Rick's age and David's age is 81. How old is Rick?
Let x = Rick's age
2x = Dvaids age
x+2x=81
3x=81
x=27
Rick's age is 27
=)
RELATED QUESTIONS
hello tutor, please help me solve this word problem. Thank You. Mark is now 2 times as (answered by sachi)

Respected sir, plz solve my maths problem. 1] In ten years ,david will be four... (answered by Theo,drj)

Lynn is twice as old as David. Five years ago she was seven year older than David.... (answered by checkley79)

Please help me solve this problem: John is as twice as old as Mary today. Three years... (answered by ankor@dixie-net.com)

Twice the sum of jerry and David�s age is equivalent to ten years less than three times... (answered by josgarithmetic)

sally is 3 times older that david in five years sally will be twice as old as david how... (answered by askmemath)

how to solve this question. Can you please help me to create equation. David is thrice... (answered by ikleyn,josgarithmetic)

Sarah is x years old. Thomas is 3 years older than Sarah. David is twice as old as... (answered by addingup)

David is 5 years younger than twice Miguel's age. David 31. How old is... (answered by fractalier)