300(150-x)=200(150+x)

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Solution for 300(150-x)=200(150+x) equation:



300(150-x)=200(150+x)
We move all terms to the left:
300(150-x)-(200(150+x))=0
We add all the numbers together, and all the variables
300(-1x+150)-(200(x+150))=0
We multiply parentheses
-300x-(200(x+150))+45000=0
We calculate terms in parentheses: -(200(x+150)), so:
200(x+150)
We multiply parentheses
200x+30000
Back to the equation:
-(200x+30000)
We get rid of parentheses
-300x-200x-30000+45000=0
We add all the numbers together, and all the variables
-500x+15000=0
We move all terms containing x to the left, all other terms to the right
-500x=-15000
x=-15000/-500
x=+30

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