7d-6(.5)=4(d+-9)

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Solution for 7d-6(.5)=4(d+-9) equation: 



7d-6(.5)=4(d+-9)

We move all terms to the left:

7d-6(.5)-(4(d+-9))=0

We add all the numbers together, and all the variables

7d-(4(d-9))-6(0.5)=0

We add all the numbers together, and all the variables

7d-(4(d-9))-3=0



We calculate terms in parentheses: -(4(d-9)), so:

4(d-9)

We multiply parentheses

4d-36

Back to the equation:

-(4d-36)



We get rid of parentheses

7d-4d+36-3=0

We add all the numbers together, and all the variables

3d+33=0

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

3d=-33

d=-33/3

d=-11

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