0.4x+2.8=12.8

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Solution for 0.4x+2.8=12.8 equation: 



0.4x+2.8=12.8

We move all terms to the left:

0.4x+2.8-(12.8)=0

We add all the numbers together, and all the variables

0.4x-10=0

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

0.4x=10

x=10/0.4

x=25

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