2x+5=20+-x

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Solution for 2x+5=20+-x equation: 



2x+5=20+-x

We move all terms to the left:

2x+5-(20+-x)=0

We add all the numbers together, and all the variables

2x-(-1x)+5=0

We get rid of parentheses

2x+1x+5=0

We add all the numbers together, and all the variables

3x+5=0

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

3x=-5

x=-5/3

x=-1+2/3

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