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The sum of 8 and 5 is equal to the number difference of number and 7. Determine the number.
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The sum of 8 and 5 is equal to the number difference of number and 7. Determine the number.

User Therealjohn
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1 Answer

5 votes

Answer:

8+5=x-7

13=x-7

add 7 on both sides

20 = x.

Explanation:

User Martheli
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