What minus 7 equals 15?

Here we will show you how to calculate "What minus 7 equals 15?" using simple algebra.
For the sentence, "What minus 7 equals 15?", we can make it into an algebra equation as follows:
X - 7 = 15
Then, we solve for X. To solve for X, add 7 to both sides:
X - 7 + 7 = 15 + 7
Which makes:
X = 22
Thus, the answer to "What minus 7 equals 15?" is 22 as illustrated below:
22 - 7 = 15