39 plus what equals 22?

This is how to calculate "39 plus what equals 22?" In other words, 39 plus a number equals 22. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

39 + what = 22

To solve this equation, we first add -39 to each side of the equal sign like this:

39 - 39 + what = 22 - 39

Then, we do the calculation to get the answer to "39 plus what equals 22?" as follows:

What = -17

The answer to "39 plus what equals 22?" is -17. You know this answer is correct because 39 plus -17 equals 22.

Plus What Equals Calculator
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39 plus what equals 23?
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