0.4x+0.8=4

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Solution for 0.4x+0.8=4 equation: 



0.4x+0.8=4

We move all terms to the left:

0.4x+0.8-(4)=0

We add all the numbers together, and all the variables

0.4x-3.2=0

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

0.4x=3.2

x=3.2/0.4

x=8

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