Hello there!
<u><em>Answer: ⇒⇒⇒⇒ 
</em></u>
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Step-by-step explanation:
First you had to switch sides.
Then you subtract by 8 from both sides of the equation.
Simplify it should be the correct answer.
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-Charlie
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Answer:
See image
Step-by-step explanation:
The valence electrons (outer shell electrons) get shared between the first and second element in the compound the purpose is for both the elements to get to the stable state by having the outer shell filled up to 8 electrons. See image.
If it keeps going at the same amount added per week, the two will never reach the same amount.
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Answer:
The expression is 2k + 4.
Step-by-step explanation:
You have to collect like-terms :
(8k + 9) - (6k + 5)
= 8k + 9 - 6k - 5
= 2k + 4
