7 plus what equals 51?

This is how to calculate "7 plus what equals 51?" In other words, 7 plus a number equals 51. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

7 + what = 51

To solve this equation, we first add -7 to each side of the equal sign like this:

7 - 7 + what = 51 - 7

Then, we do the calculation to get the answer to "7 plus what equals 51?" as follows:

What = 44

The answer to "7 plus what equals 51?" is 44. You know this answer is correct because 7 plus 44 equals 51.

Plus What Equals Calculator
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7 plus what equals 52?
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