Answer:
The first one, 2 square+ 3 squared= <em>d </em>squared
Step-by-step explanation:
The theory for finding the hypotenuse of a triangle is:

X + 3 * 21 = 12
x + 63 = 12
x = 12-63
x = -51
The wording was a little odd, but I hope this is what you’re looking for!
Hello!!
The difference between 4,632 and 20,000 is:
4,632 - 20,000 = -15,368
Good luck :)
Answer: x=2 because for any y value the x value is always 2.