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2x-7=4-x
We move all terms to the left:
2x-7-(4-x)=0
We add all the numbers together, and all the variables
2x-(-1x+4)-7=0
We get rid of parentheses
2x+1x-4-7=0
We add all the numbers together, and all the variables
3x-11=0
We move all terms containing x to the left, all other terms to the right
3x=11
x=11/3
x=3+2/3
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