3 plus what equals 46?

This is how to calculate "3 plus what equals 46?" In other words, 3 plus a number equals 46. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

3 + what = 46

To solve this equation, we first add -3 to each side of the equal sign like this:

3 - 3 + what = 46 - 3

Then, we do the calculation to get the answer to "3 plus what equals 46?" as follows:

What = 43

The answer to "3 plus what equals 46?" is 43. You know this answer is correct because 3 plus 43 equals 46.

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3 plus what equals 47?
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