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Serga [27]
3 years ago
10

Solve this equation for A: A ÷ 2 = 4

Mathematics
2 answers:
9966 [12]3 years ago
8 0
A divided by 2 equals 4.

1) do inverse operation which is multiplication
2) do 2 times 4
3) that equals 8
4) now we plug it in a= 8
5) we check our work....
     8/2 = 4
Yay! it fits now we know our answer a=8 is correct!
Natali5045456 [20]3 years ago
5 0
The answer to the equation is 8
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Step-by-step explanation:

When you set up this equation you want the number of grams you start with, 2616, and the factor by which it is decreasing, which is half, or 1/2. Because the half life is 11 days, but you want to find the amount left over after 22 days, you can make 22/11 as the exponent on the 1/2. The equation should look like this : 2616(1/2)^22/11. With these kinds of equations you always want to multiply the starting value by the factor of increase/decrease, and raise that factor to the time eclipsed divided by the set time(like the 11 day half life).

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Diano4ka-milaya [45]

Answer: The answer I got is 3 and pls correct me if I'm wrong

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y=2x+2

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