-b/2-13=-20

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Solution for -b/2-13=-20 equation: 



-b/2-13=-20

We move all terms to the left:

-b/2-13-(-20)=0

We add all the numbers together, and all the variables

-b/2+7=0

We multiply all the terms by the denominator


-b+7*2=0

We add all the numbers together, and all the variables

-1b+14=0

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

-b=-14

b=-14/-1

b=+14

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