What minus 12 equals 90?

Here we will show you how to calculate "What minus 12 equals 90?" using simple algebra.
For the sentence, "What minus 12 equals 90?", we can make it into an algebra equation as follows:
X - 12 = 90
Then, we solve for X. To solve for X, add 12 to both sides:
X - 12 + 12 = 90 + 12
Which makes:
X = 102
Thus, the answer to "What minus 12 equals 90?" is 102 as illustrated below:
102 - 12 = 90