Answer:
Amelia is 5 years old
Let x be Amelia and y by Etta.
[] Amelia is 3 years younger than Etta.
x = y - 3
[] The product of their ages is 40.
x * y = 40
We can use a system of equations to solve
[] The system
a = e - 3
a * e = 40
[] Graphing
-> See attached
[] The answer is 5
Have a nice day!
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- Heather