84 plus what equals 29?

This is how to calculate "84 plus what equals 29?" In other words, 84 plus a number equals 29. What is that number? We start by converting this word problem into an equation where "what" is what we want to solve:

84 + what = 29

To solve this equation, we first add -84 to each side of the equal sign like this:

84 - 84 + what = 29 - 84

Then, we do the calculation to get the answer to "84 plus what equals 29?" as follows:

What = -55

The answer to "84 plus what equals 29?" is -55. You know this answer is correct because 84 plus -55 equals 29.

Plus What Equals Calculator
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84 plus what equals 30?
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