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2.680+320x=3.940+180x
We move all terms to the left:
2.680+320x-(3.940+180x)=0
We add all the numbers together, and all the variables
320x-(180x+3.94)+2.680=0
We add all the numbers together, and all the variables
320x-(180x+3.94)+2.68=0
We get rid of parentheses
320x-180x-3.94+2.68=0
We add all the numbers together, and all the variables
140x-1.26=0
We move all terms containing x to the left, all other terms to the right
140x=1.26
x=1.26/140
x=1/111.11111111111
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