The sum of this number and 7.5 is 38.2

Answer: 30.7

Step-by-step explanation:

Let the number be x

Generate an equation from the question

=x + 7.5 = 38.2

Subtract 7.5 from both sides, to make x the subject of the equation

=x + 7.5 - 7.5 = 38.2 - 7.5

x = 30.7

Check

30.7 + 7.5 = 38.2

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