The answer is 24 this needs to be longer so it will send
-9+4=5 because two negative signs makes a positive
Answer:
subtract 20 on both sides then that should give you the answer
Step-by-step explanation:



- If you have planned for study at 8:00 and now it's 8:05 then don't wait for 9 : 00 , Start studying that subject right now ! ♪

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Chlorine atom has 7 electrons in their valence shell