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x+(x-1)=2.10
We move all terms to the left:
x+(x-1)-(2.10)=0
We add all the numbers together, and all the variables
x+(x-1)-(2.1)=0
We add all the numbers together, and all the variables
x+(x-1)-2.1=0
We get rid of parentheses
x+x-1-2.1=0
We add all the numbers together, and all the variables
2x-3.1=0
We move all terms containing x to the left, all other terms to the right
2x=3.1
x=3.1/2
x=1+1/1.8181818181818
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