CPM Homework Help : MC2 Problem 1-76

Zaria wants you to solve this puzzle: " I am thinking of a number. If you divide my number by two and subtract $4$ , you will get $2$ . What is my number?" Show how you know your answer is correct.

Hint:

Use the Guess and Check method.

Help:

Divide Zaria's number by $2$ , then subtract $4$ .
$\frac{?}{2} - 4 = 2$

Use the the eTool below to find the number that makes the equation true.
Click the link at right for the full version of the eTool: MC2 1-76 HW eTool