Add the two expression -2.4n-3and-7.8n+2

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)

The graph shows the distance kerri drives on a trip. what is kerri's speed . a. 25 b.75 c.60 d.50