8=2(-4)+b

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Solution for 8=2(-4)+b equation: 



8=2(-4)+b

We move all terms to the left:

8-(2(-4)+b)=0



We calculate terms in parentheses: -(2(-4)+b), so:

2(-4)+b

determiningTheFunctionDomain
b+2(-4)

We add all the numbers together, and all the variables

b-8

Back to the equation:

-(b-8)



We get rid of parentheses

-b+8+8=0

We add all the numbers together, and all the variables

-1b+16=0

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

-b=-16

b=-16/-1

b=+16

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