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387=0.002x-0.30
We move all terms to the left:
387-(0.002x-0.30)=0
We add all the numbers together, and all the variables
-(0.002x-0.3)+387=0
We get rid of parentheses
-0.002x+0.3+387=0
We add all the numbers together, and all the variables
-0.002x+387.3=0
We move all terms containing x to the left, all other terms to the right
-0.002x=-387.3
x=-387.3/-0.002
x=+193650
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