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Simplify and then evaluate. −12x+14x−6x, if x=129. The simplified expression is _ , the value is _.
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Simplify and then evaluate.

−12x+14x−6x, if x=129.

The simplified expression is _ , the value is _.

User GuiltyDolphin
by
5.4k points

1 Answer

1 vote

Answer:

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

Explanation:

−12x+14x−6x

Combine like terms

2x-6x

-4x

Let x =129

-4*129

-516

User Ramyani
by
4.7k points
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