What minus 80 equals 31?

Here we will show you how to calculate "What minus 80 equals 31?" using simple algebra.
For the sentence, "What minus 80 equals 31?", we can make it into an algebra equation as follows:
X - 80 = 31
Then, we solve for X. To solve for X, add 80 to both sides:
X - 80 + 80 = 31 + 80
Which makes:
X = 111
Thus, the answer to "What minus 80 equals 31?" is 111 as illustrated below:
111 - 80 = 31