3(x)-0.9=-4

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Solution for 3(x)-0.9=-4 equation: 



3(x)-0.9=-4

We move all terms to the left:

3(x)-0.9-(-4)=0

We add all the numbers together, and all the variables

3x+3.1=0

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

3x=-3.1

x=-3.1/3

x=-1+0.1/3

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