5/5 minus what equals 4/7?

Here we will show you how to calculate "what" in this sentence: "5/5 minus what equals 4/7?" We start by making this word problem into an algebraic equation where "what" is the variable "x".

5/5 - x = 4/7

To solve this equation, we want x alone on the left side of the equation so we start by subtracting 5/5 on both sides like this:

5/5 - 5/5 - x = 4/7 - 5/5

5/5 - 5/5 - x leaves -x and 4/7 - 5/5 is -3/7 which means we end up with -x = -3/7. Then, you multiply each side by -1 to get x = 3/7. Therefore, the answer to "5/5 minus what equals 4/7?" is as follows:

3/7

It is always good to double-check your math to make sure you did it right. When we entered 3/7 for x in this equation 5/5 - x = 4/7, we get the following true equation which means our math is correct.

5/5 - 3/7 = 4/7

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