Answer:
40m
Step-by-step explanation:
I do know that it says that the picture says that it is 20m and there are two lines.so times it by two and you get 40
the answer is 12x-6u+2 hope this helps
Negative ions are oxygen atoms charged with an extra electron. They are created in nature by the effects of water, air, sunlight and the Earth’s inherent radiation. We dont really create them in the human body.
8 verticles 4 at the bottom and 4 on the sides