Question

Mitchell's dog is as old as Katie's cat. The sum of their ages is 12 years. How old is Mitchell's dog?A . 3 years oldC8 years oldB. 4 years oldD. 9 years old

Answer 1

Mitchell's dog's age is x.

Katie's cat age is also x.

Thus, we have;

`\begin{gathered} x+x=12 \\ 2x=12 \\ x=6\text{ years} \end{gathered}`

Thus, Mitchell's dog is 6 years old