30+0.2x=42.80

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Solution for 30+0.2x=42.80 equation: 



30+0.2x=42.80

We move all terms to the left:

30+0.2x-(42.80)=0

We add all the numbers together, and all the variables

0.2x+30-(42.8)=0

We add all the numbers together, and all the variables

0.2x-12.8=0

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

0.2x=12.8

x=12.8/0.2

x=64

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