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1.64+0.19x=3.92
We move all terms to the left:
1.64+0.19x-(3.92)=0
We add all the numbers together, and all the variables
0.19x-2.28=0
We move all terms containing x to the left, all other terms to the right
0.19x=2.28
x=2.28/0.19
x=11+0.19/0.19
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