40-0.4x=39

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Solution for 40-0.4x=39 equation:



40-0.4x=39
We move all terms to the left:
40-0.4x-(39)=0
We add all the numbers together, and all the variables
-0.4x+1=0
We move all terms containing x to the left, all other terms to the right
-0.4x=-1
x=-1/-0.4
x=2+0.2/0.4

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