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The square of the sum of twice a number and 3 is equal to 81 .

The square of the sum of twice a number and 3 is equal to 81 .
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The square of the sum of twice a number and 3 is equal to 81 .

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User Timidboy
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1 Answer

1 vote

Answer: x1= -6 , x2= 3

Explanation:

The square of the sum of twice a number and 3 is equal to 81 .-example-1
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User Longsight
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