elyeberman321 elyeberman321

18-04-2020
Mathematics

contestada

Simplify and then evaluate.

−12x+14x−6x, if x=129.

The simplified expression is _ , the value is _.

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

18-04-2020

Answer:

The simplified expression is -4x and the value is -516

Step-by-step explanation:

−12x+14x−6x

Combine like terms

2x-6x

-4x

Let x =129

-4*129

-516

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