Answer:
.
Step-by-step explanation:
We have been given an equation
. We are asked to find the value of 's', when
.
To find value of 's', we will substitute
in our given equation as shown below:


Upon subtracting 10 from both sides of our given equation, we will get:


Now, we will divide both sides of our equation by 5.


Therefore, the value of 's' is 4, when
.