Qd=400-2(200)

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Solution for Qd=400-2(200) equation:



Q=400-2(200)
We move all terms to the left:
Q-(400-2(200))=0
We add all the numbers together, and all the variables
Q-(-1800)=0
We add all the numbers together, and all the variables
Q+1800=0
We move all terms containing Q to the left, all other terms to the right
Q=-1800

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