Answer:
The answer is proportional. Hope it helps!
Given

To find the missing value in the diagram.
Now,
From the diagram the value of x is 5.
Then, substitute the value of x in the given equation.
That implies,

Hence, the missing value is 7.
Hi I hope you understand that I’m sorry to you and
Answer:
z = 83 / (- c + 6 - t)
Step-by-step explanation:
Given:
-cz+ 6z = tz + 83
z=?
-cz+ 6z = tz + 83
Collect like terms
-cz+ 6z - tz = 83
Factorize
z(- c + 6 - t) = 83
Divide both sides by (- c + 6 - t)
z(- c + 6 - t) / (- c + 6 - t) = 83 / (- c + 6 - t)
z = 83 / (- c + 6 - t)