0.85 is the decimal equivalent of 17/20.
You would write the equation like this:
24-10n=64+8n
I think I think that it is 8 hours. Hopefully that helps!

Given,
Area = 225 yd²
Base = 30 yd
Height = [To be calculated]
To find:
The height of the given triangle.
We know that, area of a triangle is:

Therefore, the require height is 15 yd.
Proof:


Answer:

Step-by-step explanation:
