SOLUTION: the sum of squares of ages of my niece aubrey and brenn and my nephew cole is a 102. If my nephew is 5 years younger than his twin sisters , then how old are the children?

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: the sum of squares of ages of my niece aubrey and brenn and my nephew cole is a 102. If my nephew is 5 years younger than his twin sisters , then how old are the children?      Log On


   

Question 628945: the sum of squares of ages of my niece aubrey and brenn and my nephew cole is a 102. If my nephew is 5 years younger than his twin sisters , then how old are the children?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
a^2+b^2+c^2=102;
c=b-5;
a=b
a=7
b=7
c=2
check
49+49+4=102
102=102
ok