Question 951641: Emily is one quarter the age of aunt indgrid
their total age is 60
how old is Emily
Found 2 solutions by MathLover1, MathTherapy:Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
let Emily's age be and her aunt Ingrid
if Emily is one quarter or the age of aunt Ingrid, then we have:
....eq.1
if their total age is , then we have: .......eq.2
to find out how old is Emily, solve this system:
....eq.1 .......eq.2
---------------------------substitute for from eq.1 in eq.2
.......eq.2 ....solve for
now find ....eq.1
so, Emily is years old Answer by MathTherapy(10552) (Show Source): You can put this solution on YOUR website!
Emily is one quarter the age of aunt indgrid
their total age is 60
how old is Emily
Let Emily’s age be E
Then her aunt’s age is: 4E
We then get: E + 4E = 60
5E = 60
E, or Emily’s age = , or