7-2(1-4d)=-18

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Solution for 7-2(1-4d)=-18 equation: 



7-2(1-4d)=-18

We move all terms to the left:

7-2(1-4d)-(-18)=0

We add all the numbers together, and all the variables

-2(-4d+1)+7-(-18)=0

We add all the numbers together, and all the variables

-2(-4d+1)+25=0

We multiply parentheses

8d-2+25=0

We add all the numbers together, and all the variables

8d+23=0

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

8d=-23

d=-23/8

d=-2+7/8

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