7x+6(2-x)=20=31+3(6+x)

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Solution for 7x+6(2-x)=20=31+3(6+x) equation: 



7x+6(2-x)=20=31+3(6+x)

We move all terms to the left:

7x+6(2-x)-(20)=0

We add all the numbers together, and all the variables

7x+6(-1x+2)-20=0

We multiply parentheses

7x-6x+12-20=0

We add all the numbers together, and all the variables

x-8=0

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

x=8

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