Answer:
u = (b/hn)
Step-by-step explanation:
The inverse!!
For
(a-b)(a+b)=a^2-b^2
x^2-y^2-14x+49
x^2-14x+49-y^2
(x-7)^2-y^2
(x-7-y)(x-7+y)
or
(x-y-7)(x+y-7)
Answer:

Step-by-step explanation:
Evaluate all the arithmetic first, and then remember absolute value equations have two possible ways to go (+ and -).
You can see how I split them on the 3rd line, later demonstrating how the 2nd one is invalid.

Therefore, the solution is 
Answer:
Point x
Step-by-step explanation:
got it right on edge 2021
Answer:
16
Step-by-step explanation:
2 x 8 is just another way of saying what would 8 + 8 be
for example, 5x5 would just 25 but 5+5+5+5+5 would also be 25
Hope this helps, sorry im not a good teacher:)