-15=-6+2(d-3)

Solution for -15=-6+2(d-3) equation:

-15=-6+2(d-3)

We move all terms to the left:

-15-(-6+2(d-3))=0


We calculate terms in parentheses: -(-6+2(d-3)), so:

-6+2(d-3)

determiningTheFunctionDomain
2(d-3)-6

We multiply parentheses

2d-6-6

We add all the numbers together, and all the variables

2d-12

Back to the equation:

-(2d-12)


We get rid of parentheses

-2d+12-15=0

We add all the numbers together, and all the variables

-2d-3=0

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

-2d=3

d=3/-2

d=-1+1/2