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02-08-2018
Mathematics

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Twice a number decreased by 11 is -23

Respuesta :

Mustela Mustela

02-08-2018

Twice a number decreased by 11 is -23

Let the number be x

So we get the equation

2x -11 = -23

Add 11 to both sides

2x = -12

Divide both sides by 2

x = -6

So the number is -6

Negative 6

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