Answer:
Hello!
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Pollution needs to be dramatically reduced because it is destroying the environment we live in, contaminating our food and water, causing diseases and cancers in humans and wildlife, and destroying the air we breathe and the atmosphere that protects us from harmful ultra-violet radiation.
Step-by-step explanation: This the wrong subject but here is the answer.
Hope this helped you! Brainliest would be nice!
I think it might be 45a+5?
You could count by 2 or by adding 5+5 or 5x2 but I think there is more than what I added