What minus 69 equals 81?

Here we will show you how to calculate "What minus 69 equals 81?" using simple algebra.
For the sentence, "What minus 69 equals 81?", we can make it into an algebra equation as follows:
X - 69 = 81
Then, we solve for X. To solve for X, add 69 to both sides:
X - 69 + 69 = 81 + 69
Which makes:
X = 150
Thus, the answer to "What minus 69 equals 81?" is 150 as illustrated below:
150 - 69 = 81