1d-(-4)=7

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Solution for 1d-(-4)=7 equation: 



1d-(-4)=7

We move all terms to the left:

1d-(-4)-(7)=0

determiningTheFunctionDomain
1d-7-(-4)=0

We add all the numbers together, and all the variables

d-3=0

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

d=3

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