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9/3.4=x
We move all terms to the left:
9/3.4-(x)=0
We add all the numbers together, and all the variables
-1x+9/3.4=0
We multiply all the terms by the denominator
-1x*3.4+9=0
Wy multiply elements
-3.4x+9=0
We move all terms containing x to the left, all other terms to the right
-3.4x=-9
x=-9/-3.4
x=2+2.2/3.4
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