Question 871987
The sum of a number and 15 is 63. Find the number ?

Let the number be x.

x + 15 = 63

Subtract 15 from each side of the equation.

x + 15 - 15 = 63 - 15

Combine like terms:

15 - 15 = 0

63 - 15 = 48

x = 48



Answer:

The number is 48








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algebra tutor