3x-9=2.5+15

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Solution for 3x-9=2.5+15 equation: 



3x-9=2.5+15

We move all terms to the left:

3x-9-(2.5+15)=0

We add all the numbers together, and all the variables

3x-9-(17.5)=0

We add all the numbers together, and all the variables

3x-26.5=0

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

3x=26.5

x=26.5/3

x=8+2.5/3

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