Question

1. $z + 2z+3z = 36$

Explanation:

Step1: Combine like - terms

$z + 2z+3z=(1 + 2 + 3)z=6z$
So the equation becomes $6z = 36$.

Step2: Solve for z

Divide both sides of the equation $6z = 36$ by 6. We get $z=\frac{36}{6}$.

Answer:

$z = 6$