81-2x=1+6

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Solution for 81-2x=1+6 equation: 



81-2x=1+6

We move all terms to the left:

81-2x-(1+6)=0

We add all the numbers together, and all the variables

-2x+81-7=0

We add all the numbers together, and all the variables

-2x+74=0

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

-2x=-74

x=-74/-2

x=+37

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