9x=1+-7x-5=-20

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Solution for 9x=1+-7x-5=-20 equation: 



9x=1+-7x-5=-20

We move all terms to the left:

9x-(1+-7x-5)=0

We add all the numbers together, and all the variables

9x-(-7x-4)=0

We get rid of parentheses

9x+7x+4=0

We add all the numbers together, and all the variables

16x+4=0

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

16x=-4

x=-4/16

x=-1/4

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