The formula for volume of a prism is length x width x height
If we plug in the given numbers: 4.2 x 7 x 15
We get an answer of 441 cm^3
Answer:
or 
Step-by-step explanation:
we have

step 1
Group terms that contain the same variable

step 2
Combine like terms

step 3
Eliminate parenthesis

step 4
Factor the number 

Answer:
i used to
Step-by-step explanation:
i might be able to help
Answer:
the answer should be the second one