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2.3x+3.1=0.3x+1.7
We move all terms to the left:
2.3x+3.1-(0.3x+1.7)=0
We get rid of parentheses
2.3x-0.3x-1.7+3.1=0
We add all the numbers together, and all the variables
2x+1.4=0
We move all terms containing x to the left, all other terms to the right
2x=-1.4
x=-1.4/2
x=-1/1.4285714285714
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