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14x+9x=3.20
We move all terms to the left:
14x+9x-(3.20)=0
We add all the numbers together, and all the variables
14x+9x-(3.2)=0
We add all the numbers together, and all the variables
23x-3.2=0
We move all terms containing x to the left, all other terms to the right
23x=3.2
x=3.2/23
x=2.6666666666667/19.166666666667
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