Answer:
z=15/4
Explanation:
First you want to take z and multiple it by both sides:
6/ZxZ=8/6xZ
6=8z/6
Now you want to do the same thing with 5:
6x5=8z/5x5
30=8z
Now finally you divide both sides by 8 to get z alone:
30÷8=8z÷8
3.75=z
3.75=15/4
I hope this helps ❤️