Let the number be x.
Twice the number: 2x
Ten less than twice the number: 2x - 10
The equation becomes:
2x - 10 ≤ 52
Adding 10 to both sides:
2x ≤ 62
Dividing by 2:
x ≤ 31
Therefore, the number is at most 31.
Ten less than twice a number is equal to at most fifty two
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