-6.3x-2.1x=42

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Solution for -6.3x-2.1x=42 equation: 



-6.3x-2.1x=42

We move all terms to the left:

-6.3x-2.1x-(42)=0

We add all the numbers together, and all the variables

-8.4x-42=0

We move all terms containing x to the left, all other terms to the right

-8.4x=42

x=42/-8.4

x=-5

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