20(7-d)=11d=113

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Solution for 20(7-d)=11d=113 equation: 



20(7-d)=11d=113

We move all terms to the left:

20(7-d)-(11d)=0

We add all the numbers together, and all the variables

20(-1d+7)-11d=0

We add all the numbers together, and all the variables

-11d+20(-1d+7)=0

We multiply parentheses

-11d-20d+140=0

We add all the numbers together, and all the variables

-31d+140=0

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

-31d=-140

d=-140/-31

d=4+16/31

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