Answer:
Step-by-step explanation:
Associative property
7x+y=11 where y= -5 So, when we substitute y in the equation then,
7x + (-5) = 11 that is 7x - 5 = 11....
So, B. is the right answer.
Vertical angles i believe is the right answer to this problem
V≈5321.86
Sine the cylinder volume formula is pi*r^2*h.
