Ava45018
Ava45018
31-03-2018
Mathematics
contestada
How do u do this? PLz show work!!!!
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dannielle
dannielle
31-03-2018
n:7=x remainder 2
⇒ n= 7*x +2
4n= 4*(7x+2)=28x+8=28x+7+1=7*(4x+1)+1
⇒
the remainder is 1
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sqdancefan
sqdancefan
31-03-2018
For some integer k, you have
.. n = 7k +2
Then, multiplying by 4, you have
.. 4n = 28k +8
.. 4n = 7(4k +1) +1
The remainder is a) 1.
Answer Link
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