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The square of a number is 12 less than 7 times the number. What is the number? –4 or –3 –4 or 3 –3 or 4 3 or 4

Answer :

answer is 4 and 3 


3^2 = 7(3) - 12
9 = 21 - 12
9 = 9

4^2 = 7(4) - 12
16 = 28 - 12
16 = 16





The answer is D. 3 or 4

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