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x+.45x=340
We move all terms to the left:
x+.45x-(340)=0
We add all the numbers together, and all the variables
1.45x-340=0
We move all terms containing x to the left, all other terms to the right
1.45x=340
x=340/1.45
x=234+0.69999999999999/1.45
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