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The square of a number decreased by ten times the number is negative nine.

User Joe Niland
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2 Answers

1 vote

Answer:

Replace key words with variables, numbers, and operations. “A number squared” is a power where the base is the variable and the exponent is 2. “Decreased by ten” means you must subtract 10 from the squared number.

Explanation:

hope this helps

User Levy
by
8.0k points
2 votes

Answer:

answers are 1 and 9

Explanation:

x² - 10x = -9

x² - 10x + 9 = 0

(x - 9)(x - 1) = 0

x = 9, x = 1

User Mmswe
by
7.9k points

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