What minus 3 equals 78?

Here we will show you how to calculate "What minus 3 equals 78?" using simple algebra.
For the sentence, "What minus 3 equals 78?", we can make it into an algebra equation as follows:
X - 3 = 78
Then, we solve for X. To solve for X, add 3 to both sides:
X - 3 + 3 = 78 + 3
Which makes:
X = 81
Thus, the answer to "What minus 3 equals 78?" is 81 as illustrated below:
81 - 3 = 78