Question

Can someone help on this other question ^W^

Answer 1

`\huge\boxed{z=12}`

Explanation:

`(z)/(4)-2=1\qquad|\text{add 2 to both sides}\\\\(z)/(4)-2+2=1+2\\\\(z)/(4)=3\qquad|\text{multiply both sides by 4}\\\\4\!\!\!\!\diagup\cdot(z)/(4\!\!\!\!\diagup)=4\cdot3\\\\z=12`

Answer 2

z=12

Explanation:

z/4-2=1

z/4=2+1

z/4=3

z=3×4

z=12