4=x/12.8

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Solution for 4=x/12.8 equation:



4=x/12.8
We move all terms to the left:
4-(x/12.8)=0
We add all the numbers together, and all the variables
-(+x/12.8)+4=0
We get rid of parentheses
-x/12.8+4=0
We multiply all the terms by the denominator
-x+4*12.8=0
We add all the numbers together, and all the variables
-1x+51.2=0
We move all terms containing x to the left, all other terms to the right
-x=-51.2
x=-51.2/-1
x=51+0.2/1

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