7d+5d-d-6d+2=7

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Solution for 7d+5d-d-6d+2=7 equation:



7d+5d-d-6d+2=7
We move all terms to the left:
7d+5d-d-6d+2-(7)=0
We add all the numbers together, and all the variables
5d-5=0
We move all terms containing d to the left, all other terms to the right
5d=5
d=5/5
d=1

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