-71-7x=-14x+20

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Solution for -71-7x=-14x+20 equation: 



-71-7x=-14x+20

We move all terms to the left:

-71-7x-(-14x+20)=0

We get rid of parentheses

-7x+14x-20-71=0

We add all the numbers together, and all the variables

7x-91=0

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

7x=91

x=91/7

x=13

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