159=20+-7x+13-10

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Solution for 159=20+-7x+13-10 equation: 



159=20+-7x+13-10

We move all terms to the left:

159-(20+-7x+13-10)=0

We add all the numbers together, and all the variables

-(-7x)+159=0

We get rid of parentheses

7x+159=0

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

7x=-159

x=-159/7

x=-22+5/7

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