2 plus what equals 17?




This is how to calculate "2 plus what equals 17?" In other words, 2 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:

2 + what = 17

To solve this equation, we first add -2 to each side of the equal sign like this:

2 - 2 + what = 17 - 2

Then, we do the calculation to get the answer to "2 plus what equals 17?" as follows:

What = 15


The answer to "2 plus what equals 17?" is 15. You know this answer is correct because 2 plus 15 equals 17.

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