### Home > CC2 > Chapter 9 > Lesson 9.1.2 > Problem9-39

9-39.

Quintrell was writing a “Guess My Number” game. He decided to write the clues in a different way. He wrote, “When $\mathit{35}$ is added to my number, the answer is $\mathit{4}$ times my original number plus $\mathit{8}$. What is my number?” Use the 5-D Process to find Quintrell’s number.

Using the 5-D Process, Define, Do, and then Decide for the expression, then Declare your answer.

$\text{Quintrell's Number}=x$

$35+x=4x+8$

What is Quintrell's number?

Declare: Quintrell's number is $9$. Be sure to know why.