21-6n+2(2n-5)-3n
First, multiply 2x2n and 2x-5
21-6n+4n-10-3n
Then rearrange the terms
4n-6n-3n+21-10
Then combine like terms
-5n+11
hope it helps!
Answer:
(b) the answer
Step-by-step explanation:
If you mean surface area, the answer is 351.68 if you meant surface area for volume and l(length) for h. if not then I hope the surface area may have helped in finding your answer.
F
Mark brainliest please
Hope this helps