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2.1=14.9-2x
We move all terms to the left:
2.1-(14.9-2x)=0
We add all the numbers together, and all the variables
-(-2x+14.9)+2.1=0
We get rid of parentheses
2x-14.9+2.1=0
We add all the numbers together, and all the variables
2x-12.8=0
We move all terms containing x to the left, all other terms to the right
2x=12.8
x=12.8/2
x=6+0.8/2
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