4/10x=-0.2

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Solution for 4/10x=-0.2 equation: 



4/10x=-0.2

We move all terms to the left:

4/10x-(-0.2)=0



Domain of the equation: 10x!=0

x!=0/10

x!=0

x∈R



We add all the numbers together, and all the variables

4/10x+0.2=0

We multiply all the terms by the denominator


(0.2)*10x+4=0

We multiply parentheses

2x+4=0

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

2x=-4

x=-4/2

x=-2

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