-13=-7+w/2

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Solution for -13=-7+w/2 equation: 



-13=-7+w/2

We move all terms to the left:

-13-(-7+w/2)=0

We add all the numbers together, and all the variables

-(w/2-7)-13=0

We get rid of parentheses

-w/2+7-13=0

We multiply all the terms by the denominator


-w+7*2-13*2=0

We add all the numbers together, and all the variables

-1w-12=0

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

-w=12

w=12/-1

w=-12

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