What two numbers add up to 21 and multiply to 90?

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How to Multiply and Divide them ... because in Algebra putting two letters next to each other means to multiply them) ... just add up the exponents for each, ... - Read more

If you work the other two numbers, ... to add another step. In order to multiply two ... middle match up you can multiply. The outside numbers give you the ... - Read more

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What two numbers add up to 21 and multiply to 90? resources

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