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704=4x+19
We move all terms to the left:
704-(4x+19)=0
We get rid of parentheses
-4x-19+704=0
We add all the numbers together, and all the variables
-4x+685=0
We move all terms containing x to the left, all other terms to the right
-4x=-685
x=-685/-4
x=171+1/4
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