2(d+1)-8=4

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Solution for 2(d+1)-8=4 equation: 



2(d+1)-8=4

We move all terms to the left:

2(d+1)-8-(4)=0

We add all the numbers together, and all the variables

2(d+1)-12=0

We multiply parentheses

2d+2-12=0

We add all the numbers together, and all the variables

2d-10=0

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

2d=10

d=10/2

d=5

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