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20+.22x=66.20
We move all terms to the left:
20+.22x-(66.20)=0
We add all the numbers together, and all the variables
.22x+20-(66.2)=0
We add all the numbers together, and all the variables
.22x-46.2=0
We move all terms containing x to the left, all other terms to the right
.22x=46.2
x=46.2/.22
x=210
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