3+x+13=-(x+2)

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Solution for 3+x+13=-(x+2) equation: 



3+x+13=-(x+2)

We move all terms to the left:

3+x+13-(-(x+2))=0

We add all the numbers together, and all the variables

x-(-(x+2))+16=0



We calculate terms in parentheses: -(-(x+2)), so:

-(x+2)

We get rid of parentheses

-x-2

We add all the numbers together, and all the variables

-1x-2

Back to the equation:

-(-1x-2)



We get rid of parentheses

x+1x+2+16=0

We add all the numbers together, and all the variables

2x+18=0

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

2x=-18

x=-18/2

x=-9

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