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1 vote
23.1 + 1 7/10-blank = 66/10

1 Answer

4 votes

Answer:

blank = 18.2

Explanation:

17/10 = 1.7

66/|0 = 6.6

Then:

23.1 + 17/10 - x =66/10

is equivalent to:

23.1 + 1.7 - x = 6.6

24.8 - x = 6.6

24.8 - 6.6 = x

18.2 = x

Check:

23.1 + 1.7 - 18.2 = 6.6

User Konrad Viltersten
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