(x)X2/1-100=300

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Solution for (x)X2/1-100=300 equation: 



(x)x2/1-100=300

We move all terms to the left:

(x)x2/1-100-(300)=0

We add all the numbers together, and all the variables

xx2/1-400=0

We multiply all the terms by the denominator


xx2-400*1=0

We add all the numbers together, and all the variables

xx2-400=0

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

xx2=400

x=400/1

x=400

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