Answer:
3x+3
Step-by-step explanation:
add up x-3,x+6 and x
combine like terms
x+x+x-3+6=3x+3
Answer:
(x - 9)2 Step-by-step explanation:
Answer:
The Transcontinental Railroad
Step-by-step explanation:
Hope it helps you :)
The surface area of a cylinder is given by:
A = 2 * pi * r * (r + h)
Where,
r: radio
h: height
Substituting values:
A = 2 * pi * 3 * (3 + 8)
Rewriting:
A = 2 * pi * 3 * (11)
A = 66pi square units
Answer:
A = 66pi square units
