Answer:
2(x-5)(x+9)
Step-by-step explanation:
1) divide whole thing by 2 you get x^2+4x-45
2) from there you can factor it out to (x-5)(x+9)
3) Add the 2 back in on the front
Answer: It says “draw a rectangle with these dimensions in the square and…”
To solve for m means to get it alone on a side
so..
![y = mx + b](https://tex.z-dn.net/?f=y%20%3D%20mx%20%2B%20b)
![y - b = mx](https://tex.z-dn.net/?f=y%20-%20b%20%3D%20mx)
Answer:
x^2-49 (If the equation was equal to zero it would be {x=7,-7})
Step-by-step explanation:
(x+7)(x-7)
x^2-49