3x=-2.1

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Solution for 3x=-2.1 equation: 



3x=-2.1

We move all terms to the left:

3x-(-2.1)=0

We add all the numbers together, and all the variables

3x+2.1=0

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

3x=-2.1

x=-2.1/3

x=-2.1/3

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