7x-1=-20-10x

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Solution for 7x-1=-20-10x equation: 



7x-1=-20-10x

We move all terms to the left:

7x-1-(-20-10x)=0

We add all the numbers together, and all the variables

7x-(-10x-20)-1=0

We get rid of parentheses

7x+10x+20-1=0

We add all the numbers together, and all the variables

17x+19=0

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

17x=-19

x=-19/17

x=-1+2/17

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