Question 550994
Our equation is w=34-.5*d which I can write in slope intercept form as:
w=-.5d+34


The slope is -.5 which is our rate of change for the water level

The y intercept is 34 which is our water level after 0 days.

26=-.5d+34
-8=-.5d
16=d

It'll be at 26 in 16 days.