7-20=-0.10x

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Solution for 7-20=-0.10x equation: 



7-20=-0.10x

We move all terms to the left:

7-20-(-0.10x)=0

We add all the numbers together, and all the variables

-(-0.1x)+7-20=0

We add all the numbers together, and all the variables

-(-0.1x)-13=0

We get rid of parentheses

0.1x-13=0

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

0.1x=13

x=13/0.1

x=130

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