What minus 18 equals 84?

Here we will show you how to calculate "What minus 18 equals 84?" using simple algebra.
For the sentence, "What minus 18 equals 84?", we can make it into an algebra equation as follows:
X - 18 = 84
Then, we solve for X. To solve for X, add 18 to both sides:
X - 18 + 18 = 84 + 18
Which makes:
X = 102
Thus, the answer to "What minus 18 equals 84?" is 102 as illustrated below:
102 - 18 = 84