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the sum of twice a number and 20 less than the number is the same as the difference between -12 and the number what is the number

Respuesta :

olasunkanmi74

Step-by-step explanation:

Let the number be x

2x + (x - 20) = -12 - x

2x + x - 20 = -12 - x

2x + x + x = -12 - 20

4x = -32

x = -32/4

x = -8

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