What minus 45 equals 84?

Here we will show you how to calculate "What minus 45 equals 84?" using simple algebra.
For the sentence, "What minus 45 equals 84?", we can make it into an algebra equation as follows:
X - 45 = 84
Then, we solve for X. To solve for X, add 45 to both sides:
X - 45 + 45 = 84 + 45
Which makes:
X = 129
Thus, the answer to "What minus 45 equals 84?" is 129 as illustrated below:
129 - 45 = 84