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12x-1=-20/11
We move all terms to the left:
12x-1-(-20/11)=0
We get rid of parentheses
12x-1+20/11=0
We multiply all the terms by the denominator
12x*11+20-1*11=0
We add all the numbers together, and all the variables
12x*11+9=0
Wy multiply elements
132x+9=0
We move all terms containing x to the left, all other terms to the right
132x=-9
x=-9/132
x=-3/44
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