We are given the equation 3k+5=17 and we need to solve for k.
3k+5 = 17
Substract 5 from each side:
3k+5-5=17-5
3k=12
Now divide each side by 3 so we can have the variable k on a side and its value on the next side:
(3k)/3 = 12/3
k = 4
So for 3k+5=17 we have k=4
Hope this helps! :)