Answer:
r=
r= -
Step-by-step explanation:
8=
Square root both sides of the equation.
I think the answer is 3÷3/4
im not sure, when i worked it out in my head that's the answer that made the most sense
(-4, -3) y (3, -5)
{-12 y, 15 y}
-12 y + 15 y = 3 y
(3 y)/2
3 sqrt(41) abs(y)