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1.3=x/2.2
We move all terms to the left:
1.3-(x/2.2)=0
We add all the numbers together, and all the variables
-(+x/2.2)+1.3=0
We get rid of parentheses
-x/2.2+1.3=0
We multiply all the terms by the denominator
-x+(1.3)*2.2=0
We add all the numbers together, and all the variables
-1x+2.86=0
We move all terms containing x to the left, all other terms to the right
-x=-2.86
x=-2.86/-1
x=2+0.86/1
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