What plus 6 equals 18?

This is how to calculate "What plus 6 equals 18?" In other words, what do you add to 6 to get 18? We start by converting this word problem into an equation where "What" is what we want to solve:

What + 6 = 18

To solve this equation, we first add -6 to each side of the equal sign like this:

What + 6 - 6 = 18 - 6

Then, we do the calculation to get the answer to "What plus 6 equals 18?" as follows:

What = 12

The answer to "What plus 6 equals 18?" is 12. You know this answer is correct because 12 plus 6 equals 18.

What Plus Calculator
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