SOLUTION: If I am 48 years old and my granddaughter is 8 years old, at what age will I be three times older than her and I need an equation to show how I got this information. I am not good

Question 680871: If I am 48 years old and my granddaughter is 8 years old, at what age will I be three times older than her and I need an equation to show how I got this information. I am not good at algebra at all. Please help me!!!!!
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
To arrive at some future age for them both,
add to both their ages
= Grandmother's age years in the future
= Granddaughter's age years in the future
given:

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

and

--------------
When I am 60, I will be 3 times older than my granddaughter
who will be 20
---------------
Notice that the difference in their ages in
as it is presently.

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