alissa9715 alissa9715

02-09-2019
Mathematics

contestada

Twelve more than a number is nine.

Respuesta :

laurellee27 laurellee27

02-09-2019

Answer:

The number is -3.

Step-by-step explanation:

X = a number

X + 12 = 9

Rearrange to get X on its own.

X = 9 - 12

X = -3

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