Answer:
the answer is C
Step-by-step explanation:
hope this helps!
Answer:40% weight increase
Step-by-step explanation:
First you can combine 30tu^2 and 12tu^2 because they both have tu^2
So it would be 42tu^2 + 24tu
The answer is
6tu ( 7tu + 4 )
Answer:
D
Step-by-step explanation:

