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450=3000x/2
We move all terms to the left:
450-(3000x/2)=0
We add all the numbers together, and all the variables
-(+3000x/2)+450=0
We get rid of parentheses
-3000x/2+450=0
We multiply all the terms by the denominator
-3000x+450*2=0
We add all the numbers together, and all the variables
-3000x+900=0
We move all terms containing x to the left, all other terms to the right
-3000x=-900
x=-900/-3000
x=3/10
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