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2(x-1)=-300
We move all terms to the left:
2(x-1)-(-300)=0
We add all the numbers together, and all the variables
2(x-1)+300=0
We multiply parentheses
2x-2+300=0
We add all the numbers together, and all the variables
2x+298=0
We move all terms containing x to the left, all other terms to the right
2x=-298
x=-298/2
x=-149
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