-13=-7+w/3

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Solution for -13=-7+w/3 equation: 



-13=-7+w/3

We move all terms to the left:

-13-(-7+w/3)=0

We add all the numbers together, and all the variables

-(w/3-7)-13=0

We get rid of parentheses

-w/3+7-13=0

We multiply all the terms by the denominator


-w+7*3-13*3=0

We add all the numbers together, and all the variables

-1w-18=0

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

-w=18

w=18/-1

w=-18

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