4.9=8.1-0.4x

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Solution for 4.9=8.1-0.4x equation:


4.9=8.1-0.4x

We simplify the equation to the form, which is simple to understand 
4.9=8.1-0.4x

We move all terms containing x to the left and all other terms to the right. 
 + 0.4x=+8.1-4.9

We simplify left and right side of the equation. 
 + 0.4x=+3.2

We divide both sides of the equation by 00.4 to get x. 
x=8

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