Rex's puppy is 5 years younger than his other dog. If the other dog is x years old, what is an expression for the puppy's age?

asked Jul 10, 2017 78.6k views

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3 votes

X -- 5=.
X is the variable.
-- is the operation.
5 is the puppy's age

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2 votes

The other dog's age is "x". Rex's puppy is 5 years less than "x". SO...
x-5.

Understand?

Ozkank answered Jul 14, 2017

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