-1=v+(-9)

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Solution for -1=v+(-9) equation: 



-1=v+(-9)

We move all terms to the left:

-1-(v+(-9))=0



We calculate terms in parentheses: -(v+(-9)), so:

v+(-9)

We add all the numbers together, and all the variables

v-9

Back to the equation:

-(v-9)



We get rid of parentheses

-v+9-1=0

We add all the numbers together, and all the variables

-1v+8=0

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

-v=-8

v=-8/-1

v=+8

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