2.5x+x=18

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Solution for 2.5x+x=18 equation: 



2.5x+x=18

We move all terms to the left:

2.5x+x-(18)=0

We add all the numbers together, and all the variables

3.5x-18=0

We move all terms containing x to the left, all other terms to the right

3.5x=18

x=18/3.5

x=5+0.5/3.5

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