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 okay so three is added to a number, then the sum is muliplied by 4. the result is 16. find the number
 
 
does this mean we find whet n stands for or what _*4=16
 Oct 27, 2014

Best Answer 

 #1
avatar+130511 
+5

Let N represent the number...so we have....

N + 3   and we want to multiply that sum by 4 =

4(N + 3)   and we want this to = 16

4(N + 3) = 16        simplify on the left

4N + 12 = 16     subtract 4 from each side

4N = 4      divide by 4 on each side

N = 1

And there you are !!!

 

 Oct 27, 2014
 #1
avatar+130511 
+5
Best Answer

Let N represent the number...so we have....

N + 3   and we want to multiply that sum by 4 =

4(N + 3)   and we want this to = 16

4(N + 3) = 16        simplify on the left

4N + 12 = 16     subtract 4 from each side

4N = 4      divide by 4 on each side

N = 1

And there you are !!!

 

CPhill Oct 27, 2014
 #2
avatar
0

i think you just plug in the numbers if its multiple choice question if not go with his↑↑↑↑↑↑↑↑

 Oct 28, 2014

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