Let x^2−20x=10. What values make an equivalent number sentence after completing the square?

1 answer:

7 0

100 and 110.

You would have to add 100 to both sides. This is because to complete the square, you need to take half of the x term and square it.

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If he draws at random there is a 3/7 percent chance that he will pull an odd number Here's why :

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Making the nominating factor 3 so it should look like this
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