19 plus what equals 17?

This is how to calculate "19 plus what equals 17?" In other words, 19 plus a number equals 17. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

19 + what = 17

To solve this equation, we first add -19 to each side of the equal sign like this:

19 - 19 + what = 17 - 19

Then, we do the calculation to get the answer to "19 plus what equals 17?" as follows:

What = -2

The answer to "19 plus what equals 17?" is -2. You know this answer is correct because 19 plus -2 equals 17.

Plus What Equals Calculator
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