-3(5-2d)=15

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Solution for -3(5-2d)=15 equation: 



-3(5-2d)=15

We move all terms to the left:

-3(5-2d)-(15)=0

We add all the numbers together, and all the variables

-3(-2d+5)-15=0

We multiply parentheses

6d-15-15=0

We add all the numbers together, and all the variables

6d-30=0

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

6d=30

d=30/6

d=5

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