Step-by-step explanation:
Hey there!
The given slope is; 3. And passing through point (-7,8).
Now,
Using one point formula.

Put all values to find equation.

Simplify them to get answer.



Therefore the required equation is 3x-y+29=0.
<em><u>Hope it helps</u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em>
8
Reduce the expression, if possibel, by cancelling the common factors
Tan 40 = h / 20 where h = height of the pole.
h = 20 tan 40 = 16.78 feet