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0.6(x+2.3)+0.4x=0
We add all the numbers together, and all the variables
0.4x+0.6(x+2.3)=0
We multiply parentheses
0.4x+0.6x+1.38=0
We add all the numbers together, and all the variables
x+1.38=0
We move all terms containing x to the left, all other terms to the right
x=-1.38
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