(X)=300-2x

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Solution for (X)=300-2x equation:



(X)=300-2X
We move all terms to the left:
(X)-(300-2X)=0
We add all the numbers together, and all the variables
X-(-2X+300)=0
We get rid of parentheses
X+2X-300=0
We add all the numbers together, and all the variables
3X-300=0
We move all terms containing X to the left, all other terms to the right
3X=300
X=300/3
X=100

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