Answer:
[tex]x=\frac{y+z}{12}[/tex]
Step-by-step explanation:
Step 1: Add z to both sides
12x - z + z = y + z
12x = y + z
Step 2: Divide both sides by 12
[tex]\frac{12x}{12} = \frac{y+z}{12}[/tex]
[tex]x=\frac{y+z}{12}[/tex]
Answer: [tex]x=\frac{y+z}{12}[/tex]
