Respuesta :

webbjw03

Answer:

3

Step-by-step explanation:

To solve this you have to work backwards with what you are given.

16-7=9

Then we know that a number has to be multiplied by itself to equal nine the only number that follows that criteria is 3

3*3=9+7=16

CarpeDiem2255

Answer:

3

Step-by-step explanation:

Work backwards. 16 Subtract 7. Take square root. We take the square root because that is how to undo a number that was multiplied by itself.

16-7=9 √(9)=3

Check this by going through the same steps listed in the question:

A positive number is multiplied by itself. then 7 is added. the answer is 16

3×3=9

9+7=16

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