15-3(d+3)=-18

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Solution for 15-3(d+3)=-18 equation: 



15-3(d+3)=-18

We move all terms to the left:

15-3(d+3)-(-18)=0

We add all the numbers together, and all the variables

-3(d+3)+33=0

We multiply parentheses

-3d-9+33=0

We add all the numbers together, and all the variables

-3d+24=0

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

-3d=-24

d=-24/-3

d=+8

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