2,1-0,4x=-2,1

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Solution for 2,1-0,4x=-2,1 equation:


2,1-0,4x=-2,1

We simplify the equation to the form, which is simple to understand 
2,1-0,4x=-2,1

We move all terms containing x to the left and all other terms to the right. 
-0.4x=-2.1-2.1

We simplify left and right side of the equation. 
-0.4x=-4.2

We divide both sides of the equation by -0.4 to get x. 
x=10.5

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