Answer:
y+v = x
Step-by-step explanation:
just add v to the other side
Answer:
Nope
Step-by-step explanation:
A right triangle must have a 90 degree angle.
Answer:
( 5x-9) (5x+9)
Step-by-step explanation:
25 x^2 - 81
Rewriting
(5x)^2 -9^2
This is the difference of squares
a^2 -b^2 = ( a-b)(a+b)
(5x)^2 -9^2 = ( 5x-9) (5x+9)