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17-09-2019
Mathematics

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the difference of twice a number (k) and 8 is 12

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icerina006 icerina006

17-09-2019

Answer: k=2

Step-by-step explanation:

K^2+8=12

K^2=12-8

=4

K=sqrt(4)

=2

Check : 2^2+8=4+8=12

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