joeshahill5956 joeshahill5956

21-03-2019
Mathematics

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12 decreased by twice a number is the same as 8 times the sum of the number and four. What is the number?

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EREBUS4036 EREBUS4036

21-03-2019

The answer you're looking for is -2

12 - 2×(n)= 8×4+(n)

12 - 2×(-2)=16

8×4+(-2)=16

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