Answer:

Step-by-step explanation:
Given

Required
Solve for w

In absolution functions;

So, the given expression can be rewritten as

Removing the absolute sign, will gibe
or 
When the second inequality os rewritten, it gives
or 
Reorder both inequalities
or 
Lastly, both inequalities are combined

Answer:
h(t) is a linear function with a slope of -15.
Step-by-step explanation:
3.5*(-3)///////3.5*(-3)//////all of this parts same
Check out the picture I've got the full explanations on there
Hope it's clear