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3.45^2=6.9x
We move all terms to the left:
3.45^2-(6.9x)=0
We add all the numbers together, and all the variables
-(+6.9x)+3.45^2=0
We add all the numbers together, and all the variables
-(+6.9x)+11.9025=0
We get rid of parentheses
-6.9x+11.9025=0
We move all terms containing x to the left, all other terms to the right
-6.9x=-11.9025
x=-11.9025/-6.9
x=1+4.9900249376559/6.8827930174564
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