Respuesta :

wegnerkolmp2741o

Answer:

x=3

Step-by-step explanation:

-10x+9=-21

Subtract 9 from each side

-10x+9-9=-21-9

-10x = -30

Divide each side by -10

-10x/-10 = -30/-10

x = 3

kaikaio
-10x + 9 = -21
-10x = -21 - 9
-10x = -30
x = -30 / -10
x = 3
Hope this help! If it is, Pls Brainliest

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