Answer:
Please provide the picture of the question, as most people don't open the links
Step-by-step explanation:
To me the answer is 6.4 and welcome get a good grade
Answer:
16 cards
Step-by-step explanation:
We can use logic to find out how many cards were in the beginning.
If Ted took 6 cards, and Gina took half of what remained, then when Gina took cards, she had 
to choose from.
Now, Anna took 
of the cards, meaning that 12 is 
of the amount of cards there originally were.
Hope this helped!
Answer:
Ca^(2+) or the charge is 2 plus or just 2
Step-by-step explanation:
Charge on the calcium ion = 20*(+1) + 18*(-1) = 20 - 18 = 2
The charge on the calcium ion is +2
Answer:
Steps to Solving for Unknown Angles.
Identify the angle relationship(s).
Set up an equation that will yield the unknown value.
Solve the equation for the unknown value.
Substitute the answer to determine the angle(s).
Check and verify your answer by measuring the angle with a protractor.
Step-by-step explanation:
hope this helps
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