7(d-91)=49

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Solution for 7(d-91)=49 equation: 



7(d-91)=49

We move all terms to the left:

7(d-91)-(49)=0

We multiply parentheses

7d-637-49=0

We add all the numbers together, and all the variables

7d-686=0

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

7d=686

d=686/7

d=98

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