Answer:
-2/9
Step-by-step explanation:
Y/3=12 should be y=63 because 63/3=12
the answer is 10x
Solve for
x
by simplifying both sides of the equation, then isolating the variable.
x
=
10
Answer:

Step-by-step explanation:
Area of the shaded region = area of the large rectangular - area of the small rectangle
Area of rectangle is given as l*w
Area of the large rectangle = 
Expand


Area of large rectangle 
Area of small rectangle = 


Area of small rectangle = 
Area of shaded region = 

Collect like terms


Answer:
659.73
Step-by-step explanation:
i searched up surface area cylinder calculator to get the answer but incase u can't use that
A= 2(pi) r h + 2 (pi) r ^2
in this case it would be
A= 2 (pi) (7) (8) + 2(pi) 7^2
after that u should be able to get 659.73
if u didnt understand the explanation try searching up "surface area cylinder calculator" and it should pop up!
(my fault if the answer is wrong btw)