What minus 31 equals 86?

Here we will show you how to calculate "What minus 31 equals 86?" using simple algebra.
For the sentence, "What minus 31 equals 86?", we can make it into an algebra equation as follows:
X - 31 = 86
Then, we solve for X. To solve for X, add 31 to both sides:
X - 31 + 31 = 86 + 31
Which makes:
X = 117
Thus, the answer to "What minus 31 equals 86?" is 117 as illustrated below:
117 - 31 = 86