Respuesta :

BoujeeAngel

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-2 - 10h = -11h - 20

+ 2

- 10h = -11h - 18

+ 11h

h = -18

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maempress

Step-by-step explanation:

-2-10h=-11-20, take -10 to the other side.

-2= -1-20, take 20 to the other side.

-18=-1h

-ve and -ve is pos.

h=18

positive 18