What is the value of y when x = 20?

y= 5.2x

x y
0
1
10
20
a.
10.4

b.
25.2

c.
100.4

d.
104

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.

Can someone me do math because i am having a breakdown rn because i don’t get it

The diagram represents the polynomial 4x2 + 23x – 72. what is the factored form of 4x2 + 23x – 72? (4x + 8)(x – 9) (4x – 8)(x + 9) (4x + 9)(x – 8) (4x – 9)(x + 8)