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2.5(3x-9)-3(0.5x+4.5)=0
We multiply parentheses
7.5x-0x-22.5-13.5=0
We add all the numbers together, and all the variables
6.5x-36=0
We move all terms containing x to the left, all other terms to the right
6.5x=36
x=36/6.5
x=5+1/1.85714285714
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