20 points help? Please explain your steps I'm very lost Given the expression: 5x10 − 80x2

Part A: Rewrite the expression by factoring out the greatest common factor. (4 points)

Part B:Factor the entire expression completely. Show the steps of your work. (6 points)

Three times the sum of a number and seven is negative thirty-six. what is the number?

What is the solution to the equation below? 3/x-2+6=square root x-2 +8

The architect's side view drawing of a saltbox-style house shows a post that supports the roof ridge. the support post is 8 ft tall. the distance from the front of the house to the support post is less than the distance from the post to the back of the house. how far from the front of the house is the support post positioned?