What minus 15 equals 99?

Here we will show you how to calculate "What minus 15 equals 99?" using simple algebra.
For the sentence, "What minus 15 equals 99?", we can make it into an algebra equation as follows:
X - 15 = 99
Then, we solve for X. To solve for X, add 15 to both sides:
X - 15 + 15 = 99 + 15
Which makes:
X = 114
Thus, the answer to "What minus 15 equals 99?" is 114 as illustrated below:
114 - 15 = 99