2(d-5)+7=9

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Solution for 2(d-5)+7=9 equation: 



2(d-5)+7=9

We move all terms to the left:

2(d-5)+7-(9)=0

We add all the numbers together, and all the variables

2(d-5)-2=0

We multiply parentheses

2d-10-2=0

We add all the numbers together, and all the variables

2d-12=0

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

2d=12

d=12/2

d=6

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