Answer:

Step-by-step explanation:
<u>Step 1: Distribute </u>


<u>Step 2: Combine Like Terms
</u>



Answer: 
It is A!!!!!!!! :) lmk if it’s not correct please!
Answer: 7/3
Step-by-step explanation:
21/9
7/3 is the fraction in simplest form
Answer:
The second one is the best choice UWU
Step-by-step explanation:
The best choice overall is the second one because the effects are negative. Also, the first one has one positive effect while one negative effect.
The best choice overall is the second one...
The best choice isn't the third or the fourth one because the human impacts on the environment are all positive.
Answer:
a= -40
Step-by-step explanation: