Is the given value
x + 16 = 20; x = 4
a solution of the equation?

The given value to x=4 is the right value.

Hope This helps

The given value is a solution of the equation

Explanation:

First, plug the 4 into the x
(4) + 16 = 20

Then, add 4 and 16, which gives us 20
20 = 20

Since, 20 = 20, x= 4 is a solution of the equation