Answer:

Step-by-step explanation:
If we multiply 6x by 5x, we get
.
If we multiply y by
, we get
.
z stays the same, since it's not being multiplied by anything.
Hope this helped!
Answer:
Arithmetic
Step-by-step explanation:
5-4=1
1-4=-3
-3=4=-7
The pythagorean theorem states that the sum of two legs to the 2nd power is equivalent to the hypotenuse to the 2nd power (
) . Do note that the pythagorean theorem only works with right triangles.