-9=3/4(-12)+b

Solution for -9=3/4(-12)+b equation:

-9=3/4(-12)+b

We move all terms to the left:

-9-(3/4(-12)+b)=0


Domain of the equation: 4(-12)+b)!=0

b∈R


We multiply all the terms by the denominator


-(3-9*4(-12)+b)=0


We calculate terms in parentheses: -(3-9*4(-12)+b), so:

3-9*4(-12)+b

determiningTheFunctionDomain
b+3-9*4(-12)

We add all the numbers together, and all the variables

b+435

Back to the equation:

-(b+435)


We get rid of parentheses

-b-435=0

We add all the numbers together, and all the variables

-1b-435=0

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

-b=435

b=435/-1

b=-435