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5.9x + 1.7x
We simply add these like terms to simplify
1
5.9x
+ 1.7x
= 7.6x
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Q=253, which is the number of responses they have not received
Let Amanda's age = x.
Gregory's age = x + 5.
Since Gregory is 17 years old.
17 = x + 5
x = 17 - 5
x = 12
Amanda is 12 years old.