What minus 21 equals 80?

Here we will show you how to calculate "What minus 21 equals 80?" using simple algebra.
For the sentence, "What minus 21 equals 80?", we can make it into an algebra equation as follows:
X - 21 = 80
Then, we solve for X. To solve for X, add 21 to both sides:
X - 21 + 21 = 80 + 21
Which makes:
X = 101
Thus, the answer to "What minus 21 equals 80?" is 101 as illustrated below:
101 - 21 = 80