Answer:
See below
Step-by-step explanation:
Three lengths will be a triangle only if the sum of two sides is greater than the third side.
This is a triangle.
This is not a triangle.
(-x-2) (x-4) are the factor of this equation
2
It's 2 because 4^2 is 8 and 1^2 is 2 so that's how I got my answer
the answer should be x= -7 hope this helps!
Answer: 55
67