Hi  



Bob is twice as old as Chuck and Susie is 10 years younger than Bob

Let x be Chuck's age

Bob + Chuck + Susie  = 100

2x  +  x   +  (2x - 10) = 100

5x = 110

x = 22, Chuck's age.  Bob is 44  and Susie is 34 

AND

22 + 44 + 34 = 100 CHECKS! 

Answer by josmiceli(19441)   (Show Source): You can put this solution on YOUR website!
  = Bob's age

 = Chuck's age

 = Suzie's age

-----------------------

(1) 

(2) 

(3) 

------------------------

(1) 

Substitute (1) and (2) into (3)

(3) 

(3) 

(3) 

(3) 

and

(1) 

(1) 

(1) 

and

(2) 

(2) 

(2) 

Suzie is 34

--------------

check:

(3) 

(3) 

(3) 

and

(2) 

(2) 

(2) 

OK 

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