Question

1. cooking: you had a full carton of eggs. after using 3 for an omelet, you have 9 left. how many eggs were in the carton? \\(\

$$\begin{array}{r} c + 3 = 9 \\\\ \\hline 3 \\quad 3 \\end{array}$$

\\)

Explanation:

Step1: Define variable for total eggs

Let \( C \) = total eggs in carton.

Step2: Set up equation for usage

Total minus used equals left: \( C - 3 = 9 \)

Step3: Solve for \( C \)

Add 3 to both sides: \( C = 9 + 3 \)

Answer:

12